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Member "vera-1.24/vera.p" (3 Aug 2020, 40932 Bytes) of package /linux/misc/vera-1.24.tar.gz:


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    1 @c -*-texinfo-*-
    2 @c This is part of the GNU edition of V.E.R.A.
    3 @c Copyright (C) 1993/2020 Oliver Heidelbach
    4 @c See the file vera.texi for copying conditions.
    5 @c 
    6 @c Syntax:
    7 @c ACRONYM
    8 @c Expansion[ (Reference)][, "Style"]
    9 @c Additional explanations are included in [square brackets]
   10 
   11 @table @asis
   12 @item P2CC2P
   13 PCI to CPU / CPU tp PCI [concurrency] (BIOS, PC, PCI, CPU), "P2C/C2P"
   14 
   15 @item P2P
   16 Peer to Peer [network]
   17 
   18 @item P3P
   19 Platform for Privacy Preferences (WWW)
   20 
   21 @item P5P
   22 PERL 5 Porters (PERL)
   23 
   24 @item P64
   25 Pointer 64 [bit] (BIT)
   26 
   27 @item PA
   28 Precision Architecture (HP)
   29 
   30 @item PAAS
   31 Platform As A Service
   32 
   33 @item PABD
   34 Pure Audio Blu-ray Disk (BD, audio)
   35 
   36 @item PABX
   37 Private Automatic Branch eXchange
   38 
   39 @item PAC
   40 PCI AGP Controller (Intel, IC, PCI, AGP)
   41 
   42 @item PAC
   43 Privilege Attribute Certificate (DCE)
   44 
   45 @item PAC
   46 Proxy Auto-Config (WWW, Mozilla)
   47 
   48 @item PACE
   49 Priority Access Control Enabled (3Com, ethernet)
   50 
   51 @item PACER
   52 Public Access to Court Electronic Records
   53 
   54 @item PACS
   55 Picture Archiving and Communications Systems
   56 
   57 @item PACS
   58 Public-Access Computing Systems
   59 
   60 @item PACT
   61 Partnership in Advanced Computing Technologies (org. UK)
   62 
   63 @item PACT
   64 Personal Air Communications Technology, "pACT"
   65 
   66 @item PACT
   67 Production Analyses Control Technique
   68 
   69 @item PACX
   70 Private Automatic Computer eXchange
   71 
   72 @item PAD
   73 Packet Assembling Disassembling (CCITT, X.3, X.28, X.29, PSDN)
   74 
   75 @item PADES
   76 PDF Advanced Electronic Signature (PDF), "PAdES"
   77 
   78 @item PADI
   79 PPPoED Active Discovery Initiation (PPPoED)
   80 
   81 @item PADS
   82 Programmer's Advanced Debugging System
   83 
   84 @item PAE
   85 Physical Address Extension (Intel, Pentium, PAE)
   86 
   87 @item PAEB
   88 Pan American EDIFACT Board (org., EDIFACT), "PA/EB"
   89 
   90 @item PAEB
   91 Pan American EDIFACT Board (UN/EDIFACT)
   92 
   93 @item PAGP
   94 Port AGgregation Protocol (Cisco, EtherChannel), "PAgP"
   95 
   96 @item PAI
   97 Process After Input (R/3)
   98 
   99 @item PAKE
  100 Password Authenticated Key Exchange (cryptography)
  101 
  102 @item PAL
  103 Paradox Application Language (Borland, DB)
  104 
  105 @item PAL
  106 Phase Alternating Line
  107 
  108 @item PAL
  109 Privileged Architecture Library (DEC, Alpha)
  110 
  111 @item PAL
  112 Processor Abstraction Layer
  113 
  114 @item PAL
  115 Programmable Array Logic
  116 
  117 @item PALCD
  118 Plasma Addressable Liquid Crystal Display (LCD)
  119 
  120 @item PALD
  121 Phase Alternating Line - Digital [768x576], "PAL-D"
  122 
  123 @item PAM
  124 Paging Area Memory
  125 
  126 @item PAM
  127 Pluggable Authentication Module (Linux, LISA)
  128 
  129 @item PAM
  130 Primary Access Method (BS2000)
  131 
  132 @item PAM
  133 Programmable Attribute Maps (DRAM, PCI)
  134 
  135 @item PAM
  136 Pulse Amplification Modulation
  137 
  138 @item PAML
  139 Publicly Accessible Mailing Lists (Internet, BBS)
  140 
  141 @item PAN
  142 Personal Account Number
  143 
  144 @item PAN
  145 Personal Area Network (IBM, Bluetooth)
  146 
  147 @item PAN
  148 Personal Area Networking [profile] (Bluetooth)
  149 
  150 @item PANDORA
  151 Preserving and Accessing Networked Documentary Resources of Australia
  152 
  153 @item PANIX
  154 Public Access internet/uNIX [system] (Unix, Internet, network)
  155 
  156 @item PAP
  157 Password Authentication Protocol (RFC 1334)
  158 
  159 @item PAP
  160 Printer Access Protocol (AppleTalk)
  161 
  162 @item PAP
  163 ProgrammAblaufPlan (DIN 66001)
  164 
  165 @item PAPI
  166 PC voice API (API, PC)
  167 
  168 @item PAR
  169 Portal ARchive (SAP, EP)
  170 
  171 @item PAR
  172 Positive Acknowledgement with Retransmission [protocols]
  173 
  174 @item PAR
  175 Project Authorization Request (IEEE)
  176 
  177 @item PARC
  178 Palo Alto Research Center (org., USA, Xerox)
  179 
  180 @item PARISC
  181 Precision Architecture, Reduced Instruction Set Computing (RISC, HP), "PA-RISC"
  182 
  183 @item PARLE
  184 [conference on] Parallel ARchitecture and Languages Europe (ECRC, conference)
  185 
  186 @item PARTS
  187 Parts Assembly and Reuse Tool Set (Visual Smalltalk)
  188 
  189 @item PAS
  190 Publicly Available Specifications (ISO)
  191 
  192 @item PAS2
  193 Personal Application System /2 (IBM, DB2/2), "PAS/2"
  194 
  195 @item PASC
  196 Portable Application Standards Committee (org., IEEE)
  197 
  198 @item PASM
  199 Parrot ASseMbly language (PERL)
  200 
  201 @item PAT
  202 Performance Acceleration Technique (Intel, MCH)
  203 
  204 @item PAT
  205 Port and Address Translation (IOS, Cisco, LAN, IP)
  206 
  207 @item PAT
  208 Program Association Table (DVB)
  209 
  210 @item PAUSE
  211 PERL Authors Upload SErver (PERL, CPAN)
  212 
  213 @item PAUSE
  214 Perl Authors Upload Server (PERL, CPAN)
  215 
  216 @item PAWS
  217 Protection Against Wrapped Sequence space (TCP, satellite)
  218 
  219 @item PAX
  220 Penny Arcade eXpo
  221 
  222 @item PAX
  223 Pixel Addressing eXtensions (Intel, RISC, CPU)
  224 
  225 @item PAX
  226 Portable Archive eXchange (SCO, Unix)
  227 
  228 @item PAX
  229 Private Automatic eXchange
  230 
  231 @item PB
  232 Pipeline Burst [cache]
  233 
  234 @item PBAP
  235 Phone Book Access Profile (Bluetooth)
  236 
  237 @item PBC
  238 Peripheral Bus Computer
  239 
  240 @item PBE
  241 Prompt By Example
  242 
  243 @item PBI
  244 Pacific Bell Internet (ISP)
  245 
  246 @item PBI
  247 Phone Based Interface
  248 
  249 @item PBM
  250 Play By Mail [game]
  251 
  252 @item PBO
  253 Precision Boost Overdrive (AMD, CPU)
  254 
  255 @item PBO
  256 Process Before Output (R/3)
  257 
  258 @item PBR
  259 Physically Based Rendering
  260 
  261 @item PBS
  262 Portable Batch System (Unix)
  263 
  264 @item PBX
  265 Private Branch eXchange
  266 
  267 @item PC
  268 Personal Computer
  269 
  270 @item PC
  271 Printed Circuit (IC)
  272 
  273 @item PC
  274 Priority Control
  275 
  276 @item PC
  277 Protocol Control
  278 
  279 @item PC
  280 Punched Card
  281 
  282 @item PC97
  283 Personal Computer 97 (MS), "PC 97"
  284 
  285 @item PCA
  286 Policy Certification Authority (DFN, PGP, cryptography)
  287 
  288 @item PCA
  289 Power Calibration Area (CD)
  290 
  291 @item PCAT
  292 Personal Computer - Advanced Technology, "PC-AT"
  293 
  294 @item PCB
  295 Printed Circuit Board
  296 
  297 @item PCB
  298 Process Control Block (BS2000)
  299 
  300 @item PCB
  301 Program Communication Block (IBM)
  302 
  303 @item PCB
  304 Protocol Control Block (TCP)
  305 
  306 @item PCC
  307 Portable C Compiler
  308 
  309 @item PCCA
  310 Personal Computer Communications Associations (org., USA)
  311 
  312 @item PCD
  313 Photo CD (Kodak, CD)
  314 
  315 @item PCD
  316 Portal Content Directory (SAP, EP)
  317 
  318 @item PCD
  319 Process Control Device
  320 
  321 @item PCDA
  322 Program Controlled Data Acquisition
  323 
  324 @item PCDATA
  325 Parsed Character DATA (DTD, CDATA)
  326 
  327 @item PCDOS
  328 Personal Computer DOS (OS, DOS, IBM, PC), "PC-DOS" 
  329 
  330 @item PCELS
  331 Policy Core Extension lightweight directory access protocol Schema (LDAP, RFC 3703/4104)
  332 
  333 @item PCERT
  334 Purdue Computer Emergency Response Team
  335 
  336 @item PCF
  337 Point Coordination Function (MAC, 802.11a, WLAN)
  338 
  339 @item PCF
  340 Portable Compiled Font
  341 
  342 @item PCH
  343 Paging CHannel (GSM, CCCH, mobile-systems)
  344 
  345 @item PCH
  346 Pre-Compiled Headers
  347 
  348 @item PCI
  349 Peripheral Component Interconnect (PCI)
  350 
  351 @item PCI
  352 Protocol Control Information (OSI, ETSI)
  353 
  354 @item PCIA
  355 Personal Communications Industry Association (org., USA, SMS)
  356 
  357 @item PCIAS
  358 Peripheral Component Interconnect Advanced Switching (PCI, PCIe, ASI), "PCI AS"
  359 
  360 @item PCIC
  361 PC card I/O Card (PCMCIA, I/O)
  362 
  363 @item PCID
  364 Process-Context Identifier (CPU)
  365 
  366 @item PCIE
  367 Peripheral Component Interconnect Express, "PCIe"
  368 
  369 @item PCIE
  370 Permis de Conduire Informatique Europeen (ECDL)
  371 
  372 @item PCIEAS
  373 PCI Express Advanced Switching (PCI, ASI-SIG), "PCI-EAS"
  374 
  375 @item PCIPM
  376 PCI Power Management [specification] (PCI), "PCI PM"
  377 
  378 @item PCIS
  379 Portable Common Interface Set
  380 
  381 @item PCISIG
  382 Peripheral Component Interconnect - Special Interest Group (org., PCI, SIG), "PCI-SIG"
  383 
  384 @item PCIX
  385 Peripheral Component Interconnect - eXtended (PCI), "PCI-X"
  386 
  387 @item PCIX
  388 Personal Computer / unIX (IBM, PC), "PC/IX"
  389 
  390 @item PCIXF
  391 Personal Computer Integrated eXchange Format (OS/2), "PC/IXF"
  392 
  393 @item PCL
  394 Portable Common LOOPS (CLOS)
  395 
  396 @item PCL
  397 Printer Control Language (HP, PJL)
  398 
  399 @item PCL
  400 Programmable Command Language (CMU, DEC, TOPS)
  401 
  402 @item PCLOB
  403 Privacy and Civil Liberties Oversight Board (org., USA)
  404 
  405 @item PCM
  406 Personal Computer Manufacturer
  407 
  408 @item PCM
  409 Physical Connection Management (FDDI, SMT)
  410 
  411 @item PCM
  412 Plug Compatible Machine
  413 
  414 @item PCM
  415 Pulse Coded Modulation
  416 
  417 @item PCMCIA
  418 People Can't Memorize Computer Industries Acronyms (slang)
  419 
  420 @item PCMCIA
  421 Personal Computer Memory Card International Association (org.)
  422 
  423 @item PCMS
  424 Project & Configuration Management System
  425 
  426 @item PCMT
  427 Personal Computer Message Terminal
  428 
  429 @item PCN
  430 Personal Communications Network
  431 
  432 @item PCN
  433 Public Communications Network (mobile-systems)
  434 
  435 @item PCNFS
  436 Personal Computer Network File System
  437 
  438 @item PCNOS
  439 Personal Computer / Network Operating System (OS, MS-DOS, CP/M), "PC/NOS"
  440 
  441 @item PCO
  442 Point of Control and Observation (ISO 9646-1, IUT)
  443 
  444 @item PCOIP
  445 Personal Computer Over Internet Protocol (PC, IP), "PCoIP"
  446 
  447 @item PCP
  448 Primary Control Program (IBM, OS, OS/PCP)
  449 
  450 @item PCP
  451 Printer Control Protocol
  452 
  453 @item PCPC
  454 Personal Computers Peripheral Corporation (manufacturer)
  455 
  456 @item PCR
  457 Peak Cell Rate (UNI, ATM, SCR)
  458 
  459 @item PCR
  460 Platform Configuration Register (TPM)
  461 
  462 @item PCR
  463 Processor Configuration Register (Motorola, CPU)
  464 
  465 @item PCR
  466 Program Clock Reference
  467 
  468 @item PCRAM
  469 Phase-Change Random Access Memory (RAM, IC), "PC-RAM"
  470 
  471 @item PCRE
  472 Perl Compatible Regular Expression [library] (PERL)
  473 
  474 @item PCRW
  475 Phase Change ReWritable (DVD, EMCA), "PC-RW"
  476 
  477 @item PCS
  478 Personal Communication System (Sony, Panasonic, Motorola)
  479 
  480 @item PCS
  481 Personal Communications Services
  482 
  483 @item PCS
  484 Physical Coding Sublayer (PMA, PHY)
  485 
  486 @item PCS
  487 Programmable Communications Subsystem
  488 
  489 @item PCS
  490 Punched Card System (PC)
  491 
  492 @item PCSA
  493 Personal Computing Systems Architecture [= Pathworks] (DEC, NOS)
  494 
  495 @item PCSC
  496 Personal Computer / Smard Card (PC, PCMCIA), "PC/SC"
  497 
  498 @item PCSD
  499 Printer Control Sequence Description
  500 
  501 @item PCSI
  502 Pacific Communication Sciences, Inc. (manufacturer)
  503 
  504 @item PCSS
  505 Percentage-Closer Soft Shadows (Nvidia)
  506 
  507 @item PCT
  508 Parrot Compiler Tools
  509 
  510 @item PCT
  511 Private Communication Technology (Internet, MS, Visa)
  512 
  513 @item PCT
  514 Probe Control Table (FFST/2)
  515 
  516 @item PCTCP
  517 Personal Computer/Transmission Control Protocol, "PC/TCP" 
  518 
  519 @item PCTE
  520 Portable Common Tool Environment (CASE, ESPRIT)
  521 
  522 @item PCTS
  523 POSIX Compliance Test Suite (POSIX)
  524 
  525 @item PCV
  526 Path Coding Violation [error event] (DS1/E1)
  527 
  528 @item PCV
  529 P-bit Coding Violation [error event] (DS3/E3, BIT)
  530 
  531 @item PCXT
  532 Personal Computer - eXtended Technology, "PC-XT"
  533 
  534 @item PD
  535 Packetization Delay
  536 
  537 @item PD
  538 Plug & Display [standard] (LCD, VESA), "P&D"
  539 
  540 @item PD
  541 Public Domain
  542 
  543 @item PDA
  544 Personal Digital Assistant
  545 
  546 @item PDB
  547 Per-Domain Behaviour (Domain, Internet)
  548 
  549 @item PDB
  550 Professional Disk for Broadcast (Sony, BD)
  551 
  552 @item PDC
  553 Personal Digital Cellular [network] (GSM)
  554 
  555 @item PDC
  556 Power Disk Cartridge (ECMA)
  557 
  558 @item PDC
  559 Primary Domain Controller (MS, Windows NT, BDC)
  560 
  561 @item PDC
  562 PROLOG Development Center (manufacturer, Denmark, PROLOG)
  563 
  564 @item PDD
  565 PERL Design Document (PERL)
  566 
  567 @item PDD
  568 Professional Disk for Data (Sony, BD)
  569 
  570 @item PDE
  571 Partial Differential Equation
  572 
  573 @item PDE
  574 Personal Digital Entertainment
  575 
  576 @item PDE
  577 Plug-in Development Environment (Eclipse)
  578 
  579 @item PDES
  580 Product Data / Definition Exchange Standards (USA, STEP, CIM)
  581 
  582 @item PDF
  583 Portable Document Format (Adobe)
  584 
  585 @item PDF
  586 Program Development Facility (IBM)
  587 
  588 @item PDFX
  589 Portable Document Format / eXchange (PDF, CGATS, DTP), "PDF/X"
  590 
  591 @item PDH
  592 Plesiochronous Digital Hierarchy (ATM)
  593 
  594 @item PDI
  595 Power and Data Interface
  596 
  597 @item PDK
  598 Patterns Development Kit (WWW, IBM)
  599 
  600 @item PDK
  601 Peripheral Developers Kit (MS)
  602 
  603 @item PDK
  604 Portal Development Kit (SAP, EP)
  605 
  606 @item PDL
  607 Page Description Language (printing)
  608 
  609 @item PDL
  610 PERL Data Language (PERL)
  611 
  612 @item PDL
  613 Program Design Language
  614 
  615 @item PDL
  616 Program Development Language
  617 
  618 @item PDLT
  619 Process Dispatch Latency Time
  620 
  621 @item PDM
  622 Physical Data Model (DB, CDM, Powerdesigner)
  623 
  624 @item PDM
  625 Program Development Manager (IBM, ADT)
  626 
  627 @item PDN
  628 Programmer's Distribution Network (Fido)
  629 
  630 @item PDN
  631 Public Data Network (mobile-systems)
  632 
  633 @item PDO
  634 Portable Distributed Objects (NeXT)
  635 
  636 @item PDOP
  637 Positional Dilution Of Precision (GPS)
  638 
  639 @item PDOS
  640 Parallel and Distributed Operating System (OS, MIT)
  641 
  642 @item PDP
  643 Parallel Distributed Processing (AI)
  644 
  645 @item PDP
  646 Peripheral Data Processing
  647 
  648 @item PDP
  649 Plasma Display Panel
  650 
  651 @item PDP
  652 Programmable Data Processor (DEC)
  653 
  654 @item PDQ
  655 Parallel Data Query (Informix, DB)
  656 
  657 @item PDS
  658 Partitioned Data Set
  659 
  660 @item PDS
  661 Portable Display Shell (Shell)
  662 
  663 @item PDS
  664 Processor Direct Slot / Socket (Motorola, Apple)
  665 
  666 @item PDS
  667 Professional Development System (MS)
  668 
  669 @item PDS
  670 Public Domain Software (PD)
  671 
  672 @item PDSP
  673 Peripheral Data Storage Processor
  674 
  675 @item PDSS
  676 Post Development and Software Support
  677 
  678 @item PDT
  679 Pacific Daylight Time [-0700] (TZ, PST, USA)
  680 
  681 @item PDTB
  682 Protected Digital Talking Book specification (DAISY)
  683 
  684 @item PDTR
  685 Proposed Draft Technical Report
  686 
  687 @item PDU
  688 Packet Data Unit
  689 
  690 @item PDU
  691 Product Development Unit
  692 
  693 @item PDU
  694 Protocol Data Unit (OSI)
  695 
  696 @item PDV
  697 Photorealistic Data Visualization
  698 
  699 @item PDV
  700 ProzessDatenVerarbeitung
  701 
  702 @item PDW
  703 Parallel Data Warehouse
  704 
  705 @item PE
  706 Phase Encoding
  707 
  708 @item PE
  709 Portable eXecutable (Win32, Java)
  710 
  711 @item PE
  712 Preinstallation Environment (MS, Windows, XP)
  713 
  714 @item PE
  715 Processing Element (MPP)
  716 
  717 @item PEA
  718 Pocket Ethernet Adapter (LAN, ethernet)
  719 
  720 @item PEAK
  721 Python Enterprise Application Kit (Python)
  722 
  723 @item PEAP
  724 Protected Extensible Authentication Protocol (EAP, WPA, WLAN)
  725 
  726 @item PEAR
  727 PHP Extension and Application Repository (PHP)
  728 
  729 @item PEARL
  730 Process and Experiment Automation Realtime Language
  731 
  732 @item PEBCAK
  733 Problem Exists Between Chair And Keyboard (slang)
  734 
  735 @item PEBI
  736 PEtaBInary [(2^10)^5] (IEC)
  737 
  738 @item PEBKAC
  739 Problem Exists Between Keyboard And Chair (telecommunication, Usenet, IRC)
  740 
  741 @item PEBS
  742 Precise Event Based Sampling (Intel, CPU)
  743 
  744 @item PEC
  745 Program Execution Control (IBM, OS/2)
  746 
  747 @item PECI
  748 Platform Environmental Control Interface (Intel)
  749 
  750 @item PECL
  751 PHP Extension Code Library (PHP, PEAR)
  752 
  753 @item PED
  754 Personen-Erkenntnis-Datei (police)
  755 
  756 @item PEDS
  757 Planning, programming, budget, and execution Electronic Delivery System
  758 
  759 @item PEEK
  760 Partners Early Experience Kit (Taligent)
  761 
  762 @item PEF
  763 Preferred Executable Format (CFM, Apple)
  764 
  765 @item PEG
  766 PCI Express for Graphics (PCIe, Intel)
  767 
  768 @item PEG
  769 Platform European Grid [conference] (grid)
  770 
  771 @item PEL
  772 Picture ELement
  773 
  774 @item PEM
  775 Privacy Enhanced Mail (PSRG, RFC 1421/1422/1423/1424)
  776 
  777 @item PEM
  778 Proton Exchange Membrane fuel cell
  779 
  780 @item PEN
  781 Public Education Network
  782 
  783 @item PEP
  784 Packetized Ensemble Protocol (Telebit)
  785 
  786 @item PEP
  787 Personal Employee Portal (IBM)
  788 
  789 @item PEP
  790 Personal Eventing Protocol (XMPP)
  791 
  792 @item PEP
  793 Personal Exam Prep (MS, ATEC)
  794 
  795 @item PEP
  796 Polymer Electronic Printing
  797 
  798 @item PEP
  799 Python Enhancement Proposal (Python)
  800 
  801 @item PEP
  802 Python Enhancement Proposal (Python)
  803 
  804 @item PER
  805 Packed Encoding Rules (ASN.1)
  806 
  807 @item PER
  808 Program Event Recording
  809 
  810 @item PERCS
  811 Productive, Easy-to use, Reliable Comouting Systems (IBM)
  812 
  813 @item PERL
  814 Pathologically Eclectic Rubbish Lister (slang)
  815 
  816 @item PERL
  817 Practical Extraction and Report Language (PERL), "Perl"
  818 
  819 @item PERM
  820 Pre-Embossed Rigid Magnetic (Sony, HDD)
  821 
  822 @item PERM
  823 Programmgesteuerte Elektronische Rechenmaschine Muenchen
  824 
  825 @item PERMIS
  826 PERManentes InventurabwicklungsSystem (MBAG)
  827 
  828 @item PEROM
  829 Programmable Erasable Read Only Memory (IC)
  830 
  831 @item PERPOS
  832 PERpetual Processing Operating System (OS, Unix)
  833 
  834 @item PERT
  835 Program Evaluation / Evolution and Review Technique
  836 
  837 @item PES
  838 Packetized Elementary Stream (DVB, ISO, IEC 13818-2/13818-3)
  839 
  840 @item PES
  841 P-bit Errored Seconds (DS3/E3, BIT)
  842 
  843 @item PES
  844 Photo-Electric Scanning (DTP)
  845 
  846 @item PES
  847 Programmed Electrical Stimulation
  848 
  849 @item PES
  850 Proposed Encryption Standard (cryptography)
  851 
  852 @item PEST
  853 Parameter Estimation by Sequential Testing
  854 
  855 @item PET
  856 Personal Electronic Translator
  857 
  858 @item PET
  859 Print Enhancement Technology (Compaq)
  860 
  861 @item PET
  862 Privacy Enhancement Technology
  863 
  864 @item PET
  865 Progressive Educational Technology
  866 
  867 @item PEX
  868 PHIGS Extension for X (X-Windows, PHIGS)
  869 
  870 @item PFA
  871 Parameter Field Address (Forth)
  872 
  873 @item PFA
  874 Predictive Failure Analysis (HDD)
  875 
  876 @item PFC
  877 Power Factor Correction
  878 
  879 @item PFC
  880 Priority-based Flow Control (IEEE 802.1Qbb, DCB)
  881 
  882 @item PFC
  883 Protocol Field Compression (PPP)
  884 
  885 @item PFD
  886 Primary Flight Display (Airbus, A380)
  887 
  888 @item PFE
  889 Page Fault Error (Windows, MS)
  890 
  891 @item PFK
  892 Program Function Key
  893 
  894 @item PFM
  895 Printer Font Metrics (Adobe)
  896 
  897 @item PFN
  898 Page Frame Number (Linux, VPFN)
  899 
  900 @item PFPU
  901 Processor Frame Power Unit
  902 
  903 @item PFR
  904 Portable Font Resource (Netscape)
  905 
  906 @item PFRAM
  907 Polymeric Ferroelectric Random Access Memory (RAM, IC)
  908 
  909 @item PFS
  910 Perfect Forward Secrecy (FS, cryptography)
  911 
  912 @item PFS
  913 Professional File System (Amiga, FS)
  914 
  915 @item PFWG
  916 [WAI] Protocols and Formats Working Group (WAI)
  917 
  918 @item PGA
  919 Patches Gratefully Accepted (slang, Cygwin, PTC)
  920 
  921 @item PGA
  922 Pin Grid Array (IC, CPU)
  923 
  924 @item PGA
  925 Professional Graphics Adapter (IBM)
  926 
  927 @item PGC
  928 Professional Graphics Controller
  929 
  930 @item PGC
  931 ProGram Chain (DVD)
  932 
  933 @item PGD
  934 Page Global Directory
  935 
  936 @item PGFNA
  937 Prince George Free-Net Association (org., USA)
  938 
  939 @item PGI
  940 Parameter Group Identifier (SPDU)
  941 
  942 @item PGM
  943 Practical General Multicast (Cisco, Multicast)
  944 
  945 @item PGM
  946 Pragmatic General Multicast (MS, Multicast)
  947 
  948 @item PGML
  949 Precision Graphics Markup Language (XML, IBM, Netscape, Sun, Adobe, SVG)
  950 
  951 @item PGO
  952 Profile Guided Optimization (Intel)
  953 
  954 @item PGP
  955 Pretty Good Privacy
  956 
  957 @item PGS
  958 Program Generation System
  959 
  960 @item PHB
  961 PCI Host Bridge (Power4, IBM)
  962 
  963 @item PHBT
  964 Pseudomorphic Heterojunction Bipolar Transistor
  965 
  966 @item PHIGS
  967 Programmer's Hierarchical Interactive Graphics System
  968 
  969 @item PHIGSPLUS
  970 PHIGS Plus Lumiere and Surfaces (PHIGS), "PHIGS-PLUS"
  971 
  972 @item PHIPS
  973 Professional High-Resolution Image Processing System (CA)
  974 
  975 @item PHLAK
  976 Professional Hackers Linux Assault Kit (Linux)
  977 
  978 @item PHOTON
  979 paneuropean PHOtonic Transport Overlay Network (ACTS)
  980 
  981 @item PHP
  982 PHP Hypertext Preprocessor (PHP/FI, HTML, CGI, successorr)
  983 
  984 @item PHPFI
  985 Personal Home Page [construction kit]/Form Interpreter (HTML, CGI, PHP, predecessor), "PHP/FI"
  986 
  987 @item PHUN
  988 Phreakers and Hackers Underground Network (network)
  989 
  990 @item PHY
  991 PHYsical Layer Control (FDDI)
  992 
  993 @item PI
  994 Placement and Interconnect [system] (VLSI, MIT)
  995 
  996 @item PI
  997 Portable Interceptor (CORBA)
  998 
  999 @item PIA
 1000 Peripheral Interface Adapter
 1001 
 1002 @item PIA
 1003 Plug-In Administrator
 1004 
 1005 @item PIA
 1006 Primary Interop Assembly (VSTO, MS)
 1007 
 1008 @item PIC
 1009 Personal Intelligent Communicator
 1010 
 1011 @item PIC
 1012 Point in Call (IN)
 1013 
 1014 @item PIC
 1015 Position Independent Code (DLL)
 1016 
 1017 @item PIC
 1018 Primary Independent Carrier
 1019 
 1020 @item PIC
 1021 Priority Interrupt Controller (IC)
 1022 
 1023 @item PIC
 1024 Programmable Interrupt Controller (PIC)
 1025 
 1026 @item PICC
 1027 Proximity Integrated Circuit Card (RFID)
 1028 
 1029 @item PICG
 1030 PCTE Interface Control Group (org., PCTE)
 1031 
 1032 @item PICMG
 1033 PCI Industrial Computer Manufacturers Group (org., PCI)
 1034 
 1035 @item PICS
 1036 Platform for Internet Content Selection (org., Internet, POWDER)
 1037 
 1038 @item PICS
 1039 Plug-in Inventory Control System
 1040 
 1041 @item PICS
 1042 Protocol Implementation Conformance Statements
 1043 
 1044 @item PICSDCPR
 1045 PICS Detailed Continuing Property Record, "PICS/DCPR"
 1046 
 1047 @item PICU
 1048 Priority Interrupt Control Unit
 1049 
 1050 @item PID
 1051 Packet IDentification (DVB)
 1052 
 1053 @item PID
 1054 Process IDentification number (Unix)
 1055 
 1056 @item PID
 1057 Protocol IDentifier [governing connection types]
 1058 
 1059 @item PIE
 1060 Personal Interactive Electronics [division] (Apple)
 1061 
 1062 @item PIE
 1063 Position Independent Executable
 1064 
 1065 @item PIF
 1066 Parity Inner Failure (DVD)
 1067 
 1068 @item PIFS
 1069 Point Coordination Function - InterFrame Space (MAC, 802.11a, PCF, IFS, WLAN)
 1070 
 1071 @item PIG
 1072 Psion Interest Group (Psion)
 1073 
 1074 @item PIIX
 1075 PCI IDE/ISA eXcelerator (Intel, IC, PCI, IDE, ISA)
 1076 
 1077 @item PIKT
 1078 Problem Informant/Killer Tool (GNU, Linux)
 1079 
 1080 @item PIL
 1081 Python Imaging Library (Python)
 1082 
 1083 @item PILOT
 1084 Programmed Inquiry, Language Or Teaching (IBM)
 1085 
 1086 @item PIM
 1087 Parallel Inference Machine (FGCS, AI)
 1088 
 1089 @item PIM
 1090 Personal Information Manager / Management
 1091 
 1092 @item PIM
 1093 Platform Independent Model (MDA)
 1094 
 1095 @item PIM
 1096 Protocol Independent Multicast (ACM, Multicast)
 1097 
 1098 @item PIMA
 1099 Photographic & Imaging Manufacturers Association (org., predecessor, I3C)
 1100 
 1101 @item PIMB
 1102 PCTE Interface Management Board (org., PCTE)
 1103 
 1104 @item PIMDM
 1105 Protocol Independent Multicast-Dense Mode [protocol] (PIM, ACM, Multicast), "PIM-DM"
 1106 
 1107 @item PIMF
 1108 Paar [kabel] In MetallFolie (VDE, STP), "PiMF"
 1109 
 1110 @item PIMS
 1111 Project Information Management System
 1112 
 1113 @item PIMSM
 1114 Protocol Independent Multicast-Sparse Mode [protocol] (RFC 2117/2362, PIM, ACM, SM, Multicast), "PIM-SM"
 1115 
 1116 @item PIN
 1117 Personal Identification Number (banking, ICC)
 1118 
 1119 @item PIN
 1120 Personal Internet Name (RFC 3042)
 1121 
 1122 @item PIN
 1123 Processor Independent Netware (Novell, HP, DEC, Apple, Sun)
 1124 
 1125 @item PINE
 1126 Program for Internet News and Email / PINE Is No longer ELM
 1127 
 1128 @item PINET
 1129 Physicians Information NETwork (network, USA)
 1130 
 1131 @item PING
 1132 Packet InterNet Groper (ICMP, TCP/IP)
 1133 
 1134 @item PINT
 1135 PSTN INTernet Interworking [group] (PSTN, IETF)
 1136 
 1137 @item PIO
 1138 Parallel / Programmed Input/Output
 1139 
 1140 @item PIOS
 1141 Personen, Institutionen, Objekte, Sachen (INPOL)
 1142 
 1143 @item PIP
 1144 Packet Interface Port
 1145 
 1146 @item PIP
 1147 Paper Impact Printing
 1148 
 1149 @item PIP
 1150 Peripheral Interchange Program
 1151 
 1152 @item PIP
 1153 Personal Information Processor
 1154 
 1155 @item PIP
 1156 Picture In Picture (video)
 1157 
 1158 @item PIP
 1159 Plug-In Protocol (ZOC)
 1160 
 1161 @item PIPS
 1162 Parallel Information Processing System (GNU)
 1163 
 1164 @item PIPS
 1165 Pattern Information Processing Systems
 1166 
 1167 @item PIRA
 1168 Printing Industries Research Association (org.)
 1169 
 1170 @item PIRQ
 1171 Peripheral Component Interconnect Interrupt ReQuest (PCI, IRQ)
 1172 
 1173 @item PISA
 1174 Portable InformationsSystem Architecture (DB, infodas, PISA)
 1175 
 1176 @item PISABG
 1177 PISA/Business Graphics (PISA), "PISA/BG"
 1178 
 1179 @item PISADB
 1180 PISA/Data Base (PISA, DB), "PISA/DB"
 1181 
 1182 @item PISADD
 1183 PISA/Data Dictionary (PISA), "PISA/DD"
 1184 
 1185 @item PISADK
 1186 PISA/ ??? (PISA), "PISA/DK"
 1187 
 1188 @item PISAMP
 1189 PISA/Menue Processor (PISA), "PISA/MP"
 1190 
 1191 @item PISANT
 1192 PISA/ ??? (PISA), "PISA/NT"
 1193 
 1194 @item PISAPPS
 1195 PISA/ProduktionsPlanung und -Steuerungssystem (PISA), "PISA/PPS"
 1196 
 1197 @item PISAQL
 1198 PISA/Query Language (PISA), "PISA/QL"
 1199 
 1200 @item PISARG
 1201 PISA/Report Generator (PISA), "PISA/RG"
 1202 
 1203 @item PISN
 1204 Private Integrated Services Network (ECMA)
 1205 
 1206 @item PISW
 1207 Process Interrupt Status Word (CPU, assembler)
 1208 
 1209 @item PIT
 1210 Partition Information Table (Android)
 1211 
 1212 @item PIT
 1213 Point In Time (DB)
 1214 
 1215 @item PIT
 1216 Programmable Interval Timer
 1217 
 1218 @item PITA
 1219 Pain In The Anatomy / Ass (slang, Usenet, IRC)
 1220 
 1221 @item PIU
 1222 Path Information Unit (IBM, SNA)
 1223 
 1224 @item PIU
 1225 Plug-In Unit
 1226 
 1227 @item PIXEL
 1228 Pi Improved Xwindows Environment, Lightweight (Raspbian)
 1229 
 1230 @item PIXEL
 1231 PIcture ELement
 1232 
 1233 @item PIXIT
 1234 Protocol Implementation eXtra Information for Testing
 1235 
 1236 @item PJL
 1237 Print Job Language (HP, PCL, printing)
 1238 
 1239 @item PK
 1240 Public Key (cryptography)
 1241 
 1242 @item PKARC
 1243 Phil Katz ARC
 1244 
 1245 @item PKCS
 1246 Public Key Cryptography Standards (org., USA, cryptography)
 1247 
 1248 @item PKI
 1249 Public Key Infrastructure (cryptography, Internet, ITU, PKI)
 1250 
 1251 @item PKIX
 1252 Public Key Infrastructure X.509 (PKI, cryptography)
 1253 
 1254 @item PKS
 1255 Polizeiliche KriminalStatistik (INPOL)
 1256 
 1257 @item PKS
 1258 Public Key Server (PGP, GPG, SKS, HKS)
 1259 
 1260 @item PKT
 1261 Partition Knowledge Table
 1262 
 1263 @item PKWARE
 1264 Phil Katz softWARE (manufacturer)
 1265 
 1266 @item PL
 1267 Physical Layer (ISO, OSI)
 1268 
 1269 @item PLA
 1270 Program License Agreement (IBM)
 1271 
 1272 @item PLA
 1273 Programmable Logic Array
 1274 
 1275 @item PLATO
 1276 Programmed Logic for Automated Teaching Operations
 1277 
 1278 @item PLB
 1279 Picture Level Benchmark (GPC)
 1280 
 1281 @item PLBSI
 1282 Picture Level Benchmark Sample Implementation (GPC)
 1283 
 1284 @item PLC
 1285 PowerLine Communications [adapter]
 1286 
 1287 @item PLC
 1288 Programmable Logic Controller (IC)
 1289 
 1290 @item PLCC
 1291 Plastic Leaded [/ Leadless] Chip Carrier
 1292 
 1293 @item PLCP
 1294 Physical Layer Convergence Procedure / Protocol (UNI, DS-3)
 1295 
 1296 @item PLD
 1297 Programmable Logic Device (IC, RL)
 1298 
 1299 @item PLDA
 1300 Private Loop Direct Attach
 1301 
 1302 @item PLDM
 1303 Power Line Disturbance Monitor
 1304 
 1305 @item PLE
 1306 Personal Learning Edition (Maya)
 1307 
 1308 @item PLE
 1309 Property List Editor (Apple, Macintosh)
 1310 
 1311 @item PLED
 1312 Polymer Light Emitting Display (LED)
 1313 
 1314 @item PLEX
 1315 Pilot License EXtension (MMORPG)
 1316 
 1317 @item PLI
 1318 Programming Language One (DEC), "PL/I"
 1319 
 1320 @item PLIP
 1321 Parallel Line Internet Protocol (IP), "PL/IP" 
 1322 
 1323 @item PLL
 1324 Phase Locked Loop
 1325 
 1326 @item PLM
 1327 Programming Language for Microcomputers
 1328 
 1329 @item PLMN
 1330 Public Land Mobile Network (mobile-systems, GSM)
 1331 
 1332 @item PLONK
 1333 Please Leave Our Newsgroup, Kid (Usenet, slang)
 1334 
 1335 @item PLOU
 1336 Physical Layer Overhead Unit (UNI), "PL-OU"
 1337 
 1338 @item PLP
 1339 Packet Layer Protocol (X.25)
 1340 
 1341 @item PLP
 1342 Party Line Protocol
 1343 
 1344 @item PLP
 1345 Presentation Level Protocol
 1346 
 1347 @item PLRS
 1348 Power Line Remote Switch
 1349 
 1350 @item PLS
 1351 Personal Library Systems (manufacturer)
 1352 
 1353 @item PLS
 1354 PhysicaL Signaling
 1355 
 1356 @item PLS
 1357 Programmable Logic Sequencer
 1358 
 1359 @item PLT
 1360 Procedure Linkage Table
 1361 
 1362 @item PLV
 1363 Presentation Level Video (DVI, Intel)
 1364 
 1365 @item PM
 1366 Performance Management
 1367 
 1368 @item PM
 1369 Peripheral Module
 1370 
 1371 @item PM
 1372 Personal Message (BBS)
 1373 
 1374 @item PM
 1375 Physical Medium
 1376 
 1377 @item PM
 1378 Port Multiplier (SATA)
 1379 
 1380 @item PM
 1381 Presentation Manager (OS/2)
 1382 
 1383 @item PM
 1384 Privileged Mode (HP, MPE)
 1385 
 1386 @item PM
 1387 Protected Mode (Intel, CPU)
 1388 
 1389 @item PMA
 1390 Physical Medium Attachment (PCS, PHY)
 1391 
 1392 @item PMA
 1393 Policy Management Architecture (Netmanage, Internet)
 1394 
 1395 @item PMA
 1396 Program Memory Area (CD)
 1397 
 1398 @item PMAC
 1399 Packet Media Access Control (FDDI), "P-MAC"
 1400 
 1401 @item PMAC
 1402 Peripheral Module Access Controller
 1403 
 1404 @item PMBR
 1405 PIM Multicast Border Router (PIM, Multicast)
 1406 
 1407 @item PMC
 1408 [Zen] Portable Media Center
 1409 
 1410 @item PMC
 1411 Print Management Console (MS, Windows, Vista)
 1412 
 1413 @item PMC
 1414 Pseudo-Machine Code
 1415 
 1416 @item PMD
 1417 Page Middle Directory
 1418 
 1419 @item PMD
 1420 Physical layer, Medium Dependant [sub-layer] (FDDI, UNI)
 1421 
 1422 @item PMDRAM
 1423 Page Mode Dynamic Random Access Memory (RAM, DRAM, IC), "PM-DRAM"
 1424 
 1425 @item PME
 1426 Pattern Matching Engine
 1427 
 1428 @item PME
 1429 Power Management Event (BIOS)
 1430 
 1431 @item PMI
 1432 Product Manufacturing Information
 1433 
 1434 @item PMIC
 1435 Power Management IC (IC, RDIMM)
 1436 
 1437 @item PMJI
 1438 Pardon Me for Jumping In (slang)
 1439 
 1440 @item PMK
 1441 Pairwise Master Key (RSN, cryptography)
 1442 
 1443 @item PMMU
 1444 Paged Memory Management Unit
 1445 
 1446 @item PMO
 1447 Program Management Office (Sun, JCP)
 1448 
 1449 @item PMOS
 1450 Positive-channel Metal Oxide Semiconductor (IC)
 1451 
 1452 @item PMP
 1453 Point to MultiPoint (UNI)
 1454 
 1455 @item PMP
 1456 Preventive Maintenance Package (AIX, IBM)
 1457 
 1458 @item PMPO
 1459 Peak Music Power Output
 1460 
 1461 @item PMR
 1462 Poor Man's Routing
 1463 
 1464 @item PMR
 1465 Problem Management Report (IBM)
 1466 
 1467 @item PMS
 1468 Personal Mailing System
 1469 
 1470 @item PMS
 1471 Processor Memory Switch
 1472 
 1473 @item PMS
 1474 Project Management System
 1475 
 1476 @item PMS
 1477 Public Message System
 1478 
 1479 @item PMSP
 1480 Preliminary Message Security Protocol
 1481 
 1482 @item PMT
 1483 Program Map Table (DVB)
 1484 
 1485 @item PMT
 1486 Program Map Table (DVB, PAT)
 1487 
 1488 @item PMTU
 1489 Path MTU Recovery (MTU, TCP/IP)
 1490 
 1491 @item PMU
 1492 PowerMeter Unit
 1493 
 1494 @item PMW
 1495 Project Manager Workbench
 1496 
 1497 @item PMX
 1498 Packet MultipleXer (MUX)
 1499 
 1500 @item PMX
 1501 Presentation Manager for the X window system, "PM/X" 
 1502 
 1503 @item PNA
 1504 Personal Navigation Assistant (GPS, PDA)
 1505 
 1506 @item PNG
 1507 Portable Network Graphics [format] (RFC 2083)
 1508 
 1509 @item PNI
 1510 Prescott New Instruction set (Intel, Pentium)
 1511 
 1512 @item PNNI
 1513 [phase 0] Public Network Node Interface [protocol] (ATM)
 1514 
 1515 @item PNNI
 1516 Private Network to Network Interface (ATM), "P-NNI"
 1517 
 1518 @item PNP
 1519 Plug 'N Play (PNP), "PnP"
 1520 
 1521 @item PNPBIOS
 1522 Plug and Play Basic Input Output System (PNP, BIOS), "PnP BIOS"
 1523 
 1524 @item PNPN
 1525 Positive Negative Positive Negative [devices]
 1526 
 1527 @item PNRP
 1528 Peer-Name-Resolution-Protocol
 1529 
 1530 @item PNS
 1531 PeaceNet Sweden (network)
 1532 
 1533 @item PNW
 1534 Personal NetWare (Novell, Netware)
 1535 
 1536 @item PO
 1537 Portable Object (MO)
 1538 
 1539 @item POA
 1540 Portable Object Adapter (CORBA, .NET)
 1541 
 1542 @item POACH
 1543 PC-On-A-Chip (PC)
 1544 
 1545 @item POC
 1546 Proof of Concept
 1547 
 1548 @item POC
 1549 Push to talk Over Cellular (GPRS), "PoC"
 1550 
 1551 @item POCSAG
 1552 Post Office Code Standard Advisory Group (org., SMS)
 1553 
 1554 @item POD
 1555 Plain Old Document [format]
 1556 
 1557 @item POD
 1558 Print / Publishing On Demand, "PoD"
 1559 
 1560 @item PODA
 1561 Piloting of ODA (ESPRIT, SNI, Bull, TITN, ICL, Olivetti, ODA)
 1562 
 1563 @item PODA
 1564 Priority Orientated Demand Assignment (MAC, TDM)
 1565 
 1566 @item PODC
 1567 Principles Of Distributed Computing
 1568 
 1569 @item POE
 1570 PERL Object Environment (PERL)
 1571 
 1572 @item POE
 1573 Power Over Ethernet (LAN), "PoE"
 1574 
 1575 @item POE
 1576 PowerOpen Association (Apple, IBM, Motorola, ..., org.)
 1577 
 1578 @item POEM
 1579 Portable Object-orientated Entity Manager (SGML)
 1580 
 1581 @item POEMS
 1582 Platinum Open Enterprise Management System
 1583 
 1584 @item POEP
 1585 Primary Operand Execution Pipeline (Motorola, CPU), "pOEP"
 1586 
 1587 @item POF
 1588 Parity Outer Failure (DVD)
 1589 
 1590 @item POF
 1591 Plastic / Polymere Optical Fiber (OWG)
 1592 
 1593 @item POGO
 1594 Programmer-Oriented Graphics Operation
 1595 
 1596 @item POH
 1597 Path OverHead (SONET)
 1598 
 1599 @item POI
 1600 Path Overhead Indicator (SONET)
 1601 
 1602 @item POI
 1603 Point Of Information
 1604 
 1605 @item POI
 1606 Point Of Interaction (IN)
 1607 
 1608 @item POJI
 1609 Plain Old Java Interfaces (Java, POJO)
 1610 
 1611 @item POJO
 1612 Plain Old Java Object (Java, POJI)
 1613 
 1614 @item POL
 1615 Problem / Procedure / Process Oriented Language
 1616 
 1617 @item POLED
 1618 Plastic-OLED-Display (LG, OLED), "pOLED"
 1619 
 1620 @item POM
 1621 Project Object Model (Maven)
 1622 
 1623 @item PON
 1624 Passive Optical Network
 1625 
 1626 @item POODLE
 1627 Padding Oracle On Downgraded Legacy Encryption (SSL)
 1628 
 1629 @item POOL
 1630 Parallel Object Orientated Language (DOOM, OOP)
 1631 
 1632 @item POOM
 1633 Pocket Outlook Object Model (MS)
 1634 
 1635 @item POP
 1636 Package for Online Programming
 1637 
 1638 @item POP
 1639 Package On Package, "PoP"
 1640 
 1641 @item POP
 1642 Point Of Presence (Internet, ISP)
 1643 
 1644 @item POP3
 1645 Post Office Protocol 3 (Internet, RFC 1939)
 1646 
 1647 @item POR
 1648 Point Of Return (IN)
 1649 
 1650 @item POR
 1651 Power-On Reset (BIOS)
 1652 
 1653 @item POS
 1654 Piece Of Shit (slang, Usenet, IRC)
 1655 
 1656 @item POS
 1657 Primary Operating System (OS, RCA Spectra 70)
 1658 
 1659 @item POS
 1660 Professional Operating System (OS, DEC), "P/OS"
 1661 
 1662 @item POS
 1663 Programmable Object Select
 1664 
 1665 @item POSE
 1666 Palm Operating System Emulator (Palm)
 1667 
 1668 @item POSI
 1669 Promoting conference for OSI (Japan, org., conference)
 1670 
 1671 @item POSIX
 1672 Portable Operating System for unIX (OS, IEEE 1003, ISO 9945, PASC, Unix)
 1673 
 1674 @item POST
 1675 Power-On Self-Test
 1676 
 1677 @item POSYBL
 1678 PrOgramming SYstem for distriButed appLications
 1679 
 1680 @item POT
 1681 Plenty of Torrents
 1682 
 1683 @item POTS
 1684 Plain Old Telephone System (slang, Usenet, IRC)
 1685 
 1686 @item POV
 1687 Persistence of Vision (raytracing)
 1688 
 1689 @item POWDER
 1690 Protocol fOr Web DEscription Resources (Org,, WG, W3C, PICS)
 1691 
 1692 @item POWER
 1693 Power Optimization With Enhanced RISC [chip] (IBM, Apple, Motorola, RISC)
 1694 
 1695 @item PP
 1696 Physical Partition (LVM)
 1697 
 1698 @item PP
 1699 Physical Plane (IN)
 1700 
 1701 @item PP
 1702 Pre-Processor
 1703 
 1704 @item PP
 1705 Protection Profile (CC)
 1706 
 1707 @item PPA
 1708 Parallel Port Adapter
 1709 
 1710 @item PPA
 1711 Personal Package Archives (Linux, Ubuntu)
 1712 
 1713 @item PPA
 1714 PicoPeeringAgreement (network)
 1715 
 1716 @item PPAPI
 1717 Pepper Plugin API (WWW, Google, API)
 1718 
 1719 @item PPB
 1720 Push Pull Before [recording] (DVD), "PPb"
 1721 
 1722 @item PPBDV
 1723 Push Pull Before [recording] Disc Variation (DVD), "PPb DV"
 1724 
 1725 @item PPC
 1726 PowerPC (Apple)
 1727 
 1728 @item PPC
 1729 Program to Program Communication (Apple)
 1730 
 1731 @item PPD
 1732 Postscript Printer Definition (DTP)
 1733 
 1734 @item PPDS
 1735 Personal Printer Data Stream
 1736 
 1737 @item PPDU
 1738 Presentation Protocol Data Unit (PDU, OSI, ISO 8823, OSI/RM)
 1739 
 1740 @item PPE
 1741 Packet Processing Engine (Hub, router, IP)
 1742 
 1743 @item PPE
 1744 Power Processor Element (IBM, Cell, SPE)
 1745 
 1746 @item PPGA
 1747 Plastic Pin Grid Array (IC, CPU)
 1748 
 1749 @item PPI
 1750 Parallel Port Interface
 1751 
 1752 @item PPI
 1753 Pixels Per Inch
 1754 
 1755 @item PPI
 1756 Programmable Peripheral Interface
 1757 
 1758 @item PPID
 1759 Parent Process IDentification number (Unix)
 1760 
 1761 @item PPK
 1762 Per Packet Key (FPK)
 1763 
 1764 @item PPL
 1765 Pcboard Programming Language (BBS)
 1766 
 1767 @item PPL
 1768 Polymorphic Programming Language (Harvard, Xerox, PARC)
 1769 
 1770 @item PPM
 1771 Pages Per Minute
 1772 
 1773 @item PPM
 1774 Post Programmable Memory (Nokia)
 1775 
 1776 @item PPM
 1777 Pulse Position Modulation (MMVF)
 1778 
 1779 @item PPMI
 1780 PCI bus Power Management Interface (PCI)
 1781 
 1782 @item PPMS
 1783 Professional Productivity Management System
 1784 
 1785 @item PPN
 1786 Project Programmer Number
 1787 
 1788 @item PPN
 1789 Public Packet Switching
 1790 
 1791 @item PPOP
 1792 Plain Paper Optimized Printing (Canon), "P-POP"
 1793 
 1794 @item PPP
 1795 Point-to-Point Protocol (Internet, PPP, RFC 1171/1661)
 1796 
 1797 @item PPPD
 1798 Point-to-Point Protocol DAEMON (PPP)
 1799 
 1800 @item PPPOE
 1801 Point-to-Point Protocol Over Ethernet [protocol] (ADSL, RFC 2516, PPP, ethernet), "PPPoE"
 1802 
 1803 @item PPPOED
 1804 Point-to-Point Protocol Over Ethernet DAEMON (PPPoE), "PPPoED"
 1805 
 1806 @item PPS
 1807 Packets Per Second
 1808 
 1809 @item PPS
 1810 Parallel Processing System
 1811 
 1812 @item PPS
 1813 ProduktionsPlanung und -Steuerung
 1814 
 1815 @item PPS
 1816 Programmable Power Supply
 1817 
 1818 @item PPS
 1819 Public Packet Switching [network]
 1820 
 1821 @item PPSE
 1822 Proximity Payment System Environment
 1823 
 1824 @item PPSN
 1825 Public Packet-Switched Network
 1826 
 1827 @item PPSU
 1828 Personal Printer Spooling Utility
 1829 
 1830 @item PPT
 1831 Package Power Tracking
 1832 
 1833 @item PPTP
 1834 Point-to-Point Tunneling Protocol (MS, Ascend, IP)
 1835 
 1836 @item PPU
 1837 Peripheral Processing Unit
 1838 
 1839 @item PPU
 1840 Physical Processing Unit (Ageia)
 1841 
 1842 @item PPVPN
 1843 Provider-Provisioned Virtual Private Network (VPN)
 1844 
 1845 @item PQ
 1846 Perceptual Quantization (HDR, Dolby)
 1847 
 1848 @item PQET
 1849 Print Quality Enhancement Technology (Lexmark)
 1850 
 1851 @item PQFP
 1852 Plastic Quad Flat Package (CPU)
 1853 
 1854 @item PR
 1855 Packet Radio
 1856 
 1857 @item PR
 1858 Pattern Recognition
 1859 
 1860 @item PR
 1861 Pentium Rating (AMD)
 1862 
 1863 @item PR
 1864 Placement & Routing (RL, IC), "P&R"
 1865 
 1866 @item PRA
 1867 Purported Responsible Address [algorithm] (MS, SPAM)
 1868 
 1869 @item PRACSA
 1870 Public Remote-Access Computer Standards Association (org., USA)
 1871 
 1872 @item PRAM
 1873 Parameter Random Access Memory (RAM, IC, Apple), "P-RAM"
 1874 
 1875 @item PRAM
 1876 Phase-change Random Access Memory (RAM, IC, Intel)
 1877 
 1878 @item PRCS
 1879 Project Revision Control System (GNU)
 1880 
 1881 @item PREP
 1882 PowerPC REferenz Plattform (IBM, Apple), "PReP"
 1883 
 1884 @item PREPNET
 1885 Pennsylvania Research and Economic Partnership NETwork (network, USA), "PREPnet"
 1886 
 1887 @item PRF
 1888 Physical Register File (CPU, Intel)
 1889 
 1890 @item PRF
 1891 Problem Report Form (IBM)
 1892 
 1893 @item PRI
 1894 Primary Rate Interface (ISDN)
 1895 
 1896 @item PRI
 1897 Product Release Instructions (mobile-systems)
 1898 
 1899 @item PRIDE
 1900 PRofitable Information by DEsign (IRM)
 1901 
 1902 @item PRISM
 1903 Parallel Reduced Instruction Set Multiprocessing
 1904 
 1905 @item PRISM
 1906 Portable, Reusable, Integrated Software Modules
 1907 
 1908 @item PRISM
 1909 PRogrammed Integrated System Maintenance
 1910 
 1911 @item PRL
 1912 Preferred Roaming List (CDMA)
 1913 
 1914 @item PRMD
 1915 PRivate Management Domain (X.400, MHS)
 1916 
 1917 @item PRML
 1918 Partial Response - Maximum Likelihood (HDD, HD-DVD)
 1919 
 1920 @item PRN
 1921 Pseudo Random Noise [code] (GPS)
 1922 
 1923 @item PRNG
 1924 Pseudo Random Number Generator
 1925 
 1926 @item PRO
 1927 Precision RISC Organization (org.)
 1928 
 1929 @item PROFIBUS
 1930 PROcess FIeld BUS
 1931 
 1932 @item PROFS
 1933 PRofessional OFfice System (IBM, VM)
 1934 
 1935 @item PROLOG
 1936 PROgramming in LOGic
 1937 
 1938 @item PROM
 1939 Partial Read Only Memory (ROM), "P-ROM" 
 1940 
 1941 @item PROM
 1942 Programmable Read Only Memory (ROM, IC)
 1943 
 1944 @item PROMATS
 1945 PROgrammable Magnetic Tape System
 1946 
 1947 @item PROPAL
 1948 PROgrammed PAL
 1949 
 1950 @item PROS
 1951 ??? [protocol]
 1952 
 1953 @item PROTEL
 1954 PRocedure Oriented Type Enforcing Language
 1955 
 1956 @item PRPQ
 1957 Programming Request for Price Quotation
 1958 
 1959 @item PRS
 1960 Pattern-Recognition System (PR)
 1961 
 1962 @item PRSM
 1963 Processor Resource/System Manager (IBM)
 1964 
 1965 @item PRT
 1966 Portable Remote Terminal
 1967 
 1968 @item PRT
 1969 Portal RunTime (SAP, EP)
 1970 
 1971 @item PRT
 1972 Program Reference Table
 1973 
 1974 @item PRTM
 1975 Printing Response Time Monitor
 1976 
 1977 @item PS
 1978 Port Selector (SATA)
 1979 
 1980 @item PS
 1981 PostScript (Adobe, PDL, printing)
 1982 
 1983 @item PS
 1984 Power Supply
 1985 
 1986 @item PS
 1987 PowerShell (MS, Windows)
 1988 
 1989 @item PS
 1990 Privilege Service (DCE)
 1991 
 1992 @item PS
 1993 Process Status (Unix)
 1994 
 1995 @item PS2
 1996 Personal System /2, "PS/2" 
 1997 
 1998 @item PS3
 1999 Playstation 3 (Sony)
 2000 
 2001 @item PS4
 2002 Playstation 4 (Sony)
 2003 
 2004 @item PSA
 2005 Python Software Activity (Python)
 2006 
 2007 @item PSAP
 2008 Presentation Service Access Point (OSI, OSI/RM, SAP)
 2009 
 2010 @item PSB
 2011 Processor System Bus (Intel, FSB)
 2012 
 2013 @item PSB
 2014 Program Specification Block (IBM)
 2015 
 2016 @item PSC
 2017 Pittsburgh Supercomputing Center (org., USA)
 2018 
 2019 @item PSCNET
 2020 Pittsburgh Supercomputing Center NETwork (network, USA), "PSCnet"
 2021 
 2022 @item PSD
 2023 Printer Sharing Device
 2024 
 2025 @item PSD
 2026 Programmer's Supplementary Documents (BSD, Unix)
 2027 
 2028 @item PSDC
 2029 Public Switched Digital Capability
 2030 
 2031 @item PSDN
 2032 Packet-Switching Data Network
 2033 
 2034 @item PSDS
 2035 Public-Switched Digital Service
 2036 
 2037 @item PSE
 2038 Packet Switch Exchange
 2039 
 2040 @item PSE
 2041 Port Switched Ethernet (Bytex, VLAN, ethernet)
 2042 
 2043 @item PSES
 2044 P-bit Severely Errored Seconds (DS3/E3, BIT)
 2045 
 2046 @item PSF
 2047 Permanent Swap File
 2048 
 2049 @item PSF
 2050 Print Services Facility (IBM)
 2051 
 2052 @item PSF
 2053 Python Software Foundation (org., Python)
 2054 
 2055 @item PSG
 2056 Personal Systems Group (HP)
 2057 
 2058 @item PSHDL
 2059 Plain Simple Hardware Description Language
 2060 
 2061 @item PSI
 2062 Performance Systems International, inc.
 2063 
 2064 @item PSI
 2065 Power Status Indicator (Intel, CPU)
 2066 
 2067 @item PSI
 2068 Published Subject Indicator (XTM)
 2069 
 2070 @item PSID
 2071 Presentation Space IDentifier (IBM)
 2072 
 2073 @item PSIG
 2074 Platform Special Interest Group (SIG, OMG)
 2075 
 2076 @item PSIPU
 2077 PostScript - Intelligent Processing Unit (Canon, Adobe, CLC), "PS-IPU"
 2078 
 2079 @item PSIU
 2080 Packet Switch Interface Unit
 2081 
 2082 @item PSK
 2083 Phase Shift Keying (telecommunication)
 2084 
 2085 @item PSK
 2086 Pre-Shared Key (cryptography, PSS)
 2087 
 2088 @item PSL
 2089 PD Service Lage (Haendler)
 2090 
 2091 @item PSL
 2092 Public Software Library
 2093 
 2094 @item PSLC
 2095 Parallel Sysplex License Charge (IBM, WLC)
 2096 
 2097 @item PSM
 2098 Persistent Storage Manager (Maxtor)
 2099 
 2100 @item PSM
 2101 Persistent Stored Modules (SQL)
 2102 
 2103 @item PSM
 2104 Personal Scrum Master (Scrum)
 2105 
 2106 @item PSM
 2107 Personal Security Manager (Mozilla, Internet, cryptography)
 2108 
 2109 @item PSM
 2110 Personal Software Marketing (IBM)
 2111 
 2112 @item PSM
 2113 Platform Specific Model (MDA)
 2114 
 2115 @item PSN
 2116 Packet / Public Switched Network
 2117 
 2118 @item PSN
 2119 Packet Sequence Number (OLSR)
 2120 
 2121 @item PSN
 2122 Packet Switch Node (ARPANET, MILNET)
 2123 
 2124 @item PSNR
 2125 Peak Signal to Noise Ratio
 2126 
 2127 @item PSOM
 2128 Persistency framework in SOMobjects (IBM, DSOM)
 2129 
 2130 @item PSOS
 2131 Portable Software On Silicon (RTOS), "pSOS"
 2132 
 2133 @item PSOS
 2134 Provably Secure Operating System (OS)
 2135 
 2136 @item PSP
 2137 Personal Software Products (IBM)
 2138 
 2139 @item PSP
 2140 PlayStation Portable (Sony)
 2141 
 2142 @item PSP
 2143 Program Segment Prefix (DOS)
 2144 
 2145 @item PSP
 2146 ProjektStrukturPlan
 2147 
 2148 @item PSPDN
 2149 Packet Switched Public Data Network (IN)
 2150 
 2151 @item PSR
 2152 Phase Shift Register (IC)
 2153 
 2154 @item PSR
 2155 Problem Steps Recorder (MS, Windows)
 2156 
 2157 @item PSR
 2158 Program Support Representative
 2159 
 2160 @item PSRG
 2161 Privacy and Security Research Group (IRTF)
 2162 
 2163 @item PSRO
 2164 Professional Standards Review Organization
 2165 
 2166 @item PSS
 2167 Packet Switch Services / Stream
 2168 
 2169 @item PSS
 2170 Pre-Shared Secret (cryptography, PSK, WLAN)
 2171 
 2172 @item PSSF
 2173 Personal System Support Family (IBM)
 2174 
 2175 @item PST
 2176 Pacific Standard Time [-0800] (TZ, PDT, USA)
 2177 
 2178 @item PST
 2179 Program Structure Tree
 2180 
 2181 @item PST
 2182 P-State Transitions (CPU)
 2183 
 2184 @item PST
 2185 PWM Sharing Technology (Arctic Cooling)
 2186 
 2187 @item PSTN
 2188 Public Switched Telephone Network (IN)
 2189 
 2190 @item PSU
 2191 Portable Storage Unit
 2192 
 2193 @item PSU
 2194 Primary Sampling Unit
 2195 
 2196 @item PSU
 2197 Program Storage Unit
 2198 
 2199 @item PSVR
 2200 PlayStation Virtual Reality (VR)
 2201 
 2202 @item PSW
 2203 Program Status Word
 2204 
 2205 @item PT
 2206 Pass Through (HTTPD, Apache)
 2207 
 2208 @item PT
 2209 Payload Type (ATM)
 2210 
 2211 @item PTAL
 2212 Payment Transaction Application Layer (Internet, banking)
 2213 
 2214 @item PTAT
 2215 Private Trans-Atlantic Telecommunications
 2216 
 2217 @item PTB
 2218 Physikalisch-Technische Bundesanstalt Org., Germany
 2219 
 2220 @item PTC
 2221 Pacific Telecommunications Council (org.)
 2222 
 2223 @item PTC
 2224 Parallel Test Component (ISO 9646-3, TTCN)
 2225 
 2226 @item PTC
 2227 Patches Thoughtfully Considered (slang, Cygwin, PGA)
 2228 
 2229 @item PTD
 2230 Parallel Transfer Disk / Drive
 2231 
 2232 @item PTE
 2233 Packet Transport Equipment
 2234 
 2235 @item PTE
 2236 Page Table Entry
 2237 
 2238 @item PTE
 2239 Path Terminating Equipment (SONET)
 2240 
 2241 @item PTERM
 2242 Physical TERMinal (IBM), "PTerm"
 2243 
 2244 @item PTF
 2245 Program Temporary Fix (IBM)
 2246 
 2247 @item PTH
 2248 Plated-Through-Hole
 2249 
 2250 @item PTI
 2251 Page Table Isolation (OS)
 2252 
 2253 @item PTI
 2254 Payload Type Identifier (ATM, PT)
 2255 
 2256 @item PTI
 2257 Polskie Towarzystwo Informatyczne (org., Poland)
 2258 
 2259 @item PTK
 2260 Pairwise Transient Key (RSN, cryptography)
 2261 
 2262 @item PTM
 2263 Packet Transfer Mode (ATM)
 2264 
 2265 @item PTMP
 2266 Point to MultiPoint [communication]
 2267 
 2268 @item PTMSC
 2269 Point-To-Multipoint Service Center (GPRS, mobile-systems, Multicast), "PTM-SC"
 2270 
 2271 @item PTO
 2272 Patent and Trademark Office (org., USA)
 2273 
 2274 @item PTOCA
 2275 Presentation Text Object Content Architecture (IBM, MO:DCA)
 2276 
 2277 @item PTOS
 2278 Paper Tape Operating System (OS)
 2279 
 2280 @item PTP
 2281 Paper Tape Punch
 2282 
 2283 @item PTP
 2284 Picture Transfer Protocol (PIMA 15740)
 2285 
 2286 @item PTR
 2287 Paper Tape Reader
 2288 
 2289 @item PTS
 2290     Presentation Time Stamp (MPEG)
 2291 
 2292 @item PTS
 2293 Package Tracking System (Debian)
 2294 
 2295 @item PTS
 2296 Parallel Transaction System (IBM)
 2297 
 2298 @item PTS
 2299 Protocol Type Selection (ISO)
 2300 
 2301 @item PTSS
 2302 People's Time Sharing System (OS, CDC 6600)
 2303 
 2304 @item PTT
 2305 Postes, Telegraphe et Telephone (org., Switzerland)
 2306 
 2307 @item PTTP
 2308 Point-to-PoinT Tunneling Protocol
 2309 
 2310 @item PTW
 2311 Primary Translation Word
 2312 
 2313 @item PTY
 2314 Pseudo-Terminal driver
 2315 
 2316 @item PU
 2317 Physical Unit (NAU)
 2318 
 2319 @item PU
 2320 Power Unit
 2321 
 2322 @item PU
 2323 Processing Unit
 2324 
 2325 @item PUA
 2326 Potentially Unwanted Apps
 2327 
 2328 @item PUA
 2329 Private Use Area (UCS)
 2330 
 2331 @item PUA
 2332 Profiling User Agent
 2333 
 2334 @item PUB
 2335 Physical Unit Block
 2336 
 2337 @item PUC
 2338 Peripheral Unit Controller
 2339 
 2340 @item PUC
 2341 Public Utilities Commission
 2342 
 2343 @item PUCP
 2344 Physical Unit Control Point (IBM, SNA)
 2345 
 2346 @item PUE
 2347 Power Usage Effectiveness
 2348 
 2349 @item PUEL
 2350 Personal Use and Evaluation License (Oracle)
 2351 
 2352 @item PUFFT
 2353 Purdue University Fast FORTRAN compiler (FORTRAN)
 2354 
 2355 @item PUGS
 2356 Perl6 User Golfing System (PERL)
 2357 
 2358 @item PUID
 2359 Physical Unit IDentifier (IBM)
 2360 
 2361 @item PUK
 2362 Personal / PIN Unblocking Key (PIN)
 2363 
 2364 @item PUMA
 2365 Power User's Macintosh Association (org., Apple)
 2366 
 2367 @item PUMA
 2368 Processor Upgradable Modular Architecture
 2369 
 2370 @item PUMA
 2371 Programmable Universal Machine for Assembly (Unimation)
 2372 
 2373 @item PUMA
 2374 Programmable Universal Micro Accelerator
 2375 
 2376 @item PUMA
 2377 Protected User-Mode Audio (MS, WPE)
 2378 
 2379 @item PUMS
 2380 Physical Unit Management Services
 2381 
 2382 @item PUP
 2383 PARC Universal packet Protocol (PARC)
 2384 
 2385 @item PUP
 2386 Product UPgrade (MS)
 2387 
 2388 @item PURL
 2389 Persistent Uniform Resource Locator (URL, WWW)
 2390 
 2391 @item PUT
 2392 Program Update Tape
 2393 
 2394 @item PV
 2395 Physical Volume (LVM, HDD)
 2396 
 2397 @item PVA
 2398 Packetized Video Audio
 2399 
 2400 @item PVA
 2401 Patterned Vertical Alignment (LCD, Sun, Samsung, MVA)
 2402 
 2403 @item PVC
 2404 Permanent Virtual Circuit (SVC)
 2405 
 2406 @item PVC
 2407 Permanent Virtual Circuit / Channel / Connection (ATM)
 2408 
 2409 @item PVCC
 2410 Permanent Virtual Channel Connection (ATM)
 2411 
 2412 @item PVCS
 2413 Polytron Version Control System
 2414 
 2415 @item PVD
 2416 Primary Volume Descriptor (CD, IS 9660)
 2417 
 2418 @item PVE
 2419 Player Versus Environment (MMORPG, PvP), PvE
 2420 
 2421 @item PVFS
 2422 Parallel Virtual File System
 2423 
 2424 @item PVITL
 2425 Program-Variation-In-The-Large (SCM)
 2426 
 2427 @item PVITS
 2428 Program-Variation-In-The-Small (SCM)
 2429 
 2430 @item PVM
 2431 Parallel Virtual Machine (SMP, Cluster)
 2432 
 2433 @item PVN
 2434 Private Virtual Network
 2435 
 2436 @item PVP
 2437 Packet Video Protocol
 2438 
 2439 @item PVP
 2440 Player Versus Player (MMORPG, PvE), PvP
 2441 
 2442 @item PVP
 2443 Protected Video Path (MS, WPE)
 2444 
 2445 @item PVPC
 2446 Permanent Virtual Path Connection (ATM)
 2447 
 2448 @item PVQ
 2449 Perceptual Vector Quantization
 2450 
 2451 @item PWA
 2452 Progressive Web Apps (WWW)
 2453 
 2454 @item PWB
 2455 Printer Wire Board
 2456 
 2457 @item PWB
 2458 Programmers Work Bench (MS)
 2459 
 2460 @item PWD
 2461 Print Working Directory (Unix)
 2462 
 2463 @item PWG
 2464 Printer Working Group (org., IPP, printing)
 2465 
 2466 @item PWM
 2467 Pulse Width Modulation (DVD)
 2468 
 2469 @item PWN
 2470 Peacenet World News
 2471 
 2472 @item PWP
 2473 Phase Wobble Pre-pit (DVD)
 2474 
 2475 @item PWSCS
 2476 Programmable WorkStation Communication Services
 2477 
 2478 @item PWV
 2479 Pulse-Wave Velocity
 2480 
 2481 @item PXE
 2482 Preboot eXecution Environment (Intel)
 2483 
 2484 @item PY
 2485 Person Years
 2486 
 2487 @item PZDF
 2488 Phil Zimmermann Defense Fund (PGP)
 2489 
 2490 @item PZE
 2491 PersonalZeitErfassung
 2492 
 2493 @end table
 2494