| CODE | ABBREVIATION |
|
P&L
| Profit and Loss |
|
P&P
| Peace and Protection |
|
P&S
| Publish and Subscribe |
|
P.S
| Post Scriptum |
|
P.S.
| Post Scriptum |
|
P/AR
| Peak-to-Average Radio |
|
P/F
| Poll / Final bit |
|
P/H/A
| Phreakers / Hackers / Anarchists |
|
PA
| Power Alarm / Precision Architecture (RISC) / Program Address / Public Address |
|
PAA
| Peer Access Approved |
|
PABG
| Pack a Big Gun |
|
PABX
| Private Automatic Branch Exchange |
|
PAC
| Point-And-Click / Pricing and Announcement Committee / Privilege Access Certificate |
|
PACCEPT
| Presentation Accept |
|
PACE
| Program for Arrangement of Cables and Equipment |
|
PACS
| Personal Access Communications System / Picture Archiving and Communication System |
|
PACT
| Prefix Access Code Translator |
|
PAD
| Packet Assembler-Disassembler / Packet Assembly/Disassembly |
|
PADSX
| Partially Automated Digital Signal Cross-Connect |
|
PAE
| Page Address Extensions / Peer Access Enforcement |
|
PAEB
| Pan - American EDIFACT Board |
|
PAG
| Phreaks Against Geeks |
|
PAGODA
| Profile Alignment Group for Office Document Architecture |
|
PAIN
| Pirating Artistically Intrepid Newsmongers |
|
PAL
| Phase Alteration Standard / Phase Alternating Line / Programmable Array Logic |
|
PAM
| Peachtree Accounting - Macintosh / Pulse Amplitude Modulation |
|
PAN
| Peripheral Area Network / Personal Account Number |
|
PANS
| Pretty Advanced New Stuff |
|
PAP
| Password Authentication Protocol / Practical Applications of Prolog / Printer Access Protocol |
|
PAPAG
| Phreaks Against Phreaks Against Geeks |
|
PAR
| Peak-to-Average Ratio / Positive Acknowledgment with Retransmission |
|
PARADISE
| Piloting A Researcher's Directory Service in Europe |
|
PARC
| Palo Alto Research Center (Xerox PARC) |
|
PAS
| Public Announcement Service/System / Public Available Standards / Publicly Available Submitter |
|
PASI
| Production Availability Shipments |
|
PAT
| Power Alarm Test |
|
PATS
| Parameterized Abstract Test Suite |
|
PAW
| Peachtree Accounting for Windows / Pirates Analyze Warez |
|
PAX
| Private Automatic Exchange |
|
PB
| Pacific Brigade |
|
PBC
| Peripheral Bus Computer / Pipelined Burst Cache / Processor Bus Controller |
|
PBD
| Pacific Bell Directory |
|
PBGA
| Plastic Ball Grid Array |
|
PBIS
| Peachtree Business Internet Suite |
|
PBKAC
| Problem Between Keyboard and Chair |
|
PBM
| Product Business Manager |
|
PBMS
| Pacific Bell Mobile Services |
|
PBNI
| Pacific Bell Network Integration |
|
PBS
| Portable Base Station |
|
PBT
| Profit Before Tax |
|
PBU
| Product Business Unit |
|
PBX
| Personal/Private/Product/Public Branch Exchange |
|
PC
| Personal Computer / Politically correct / Primary Center / Priority Control / Production Control / Protocol Control |
|
PCA
| Peachtree Complete Accounting / Performance and Coverage Analyzer |
|
PCAMI
| Personal Computing Asset Management Institute |
|
PCB
| Printed Circuit Board |
|
PCD
| Page Cache Disable (pins) |
|
PCDA
| Program Controlled Data Acquisition |
|
PCDOS
| Personal Computer Disk Operating System |
|
PC-DOS
| Personal Computer Disk Operating System |
|
PCE
| Presentation Connection Endpoint |
|
PCEI
| Presentation Connection Endpoint Identifier |
|
PCEO
| Personal Computer Enhancement Operation |
|
PCEP
| Presentation Connection EndPoint |
|
PCFC
| Polytechnics and Colleges Funding Councils |
|
PCH
| Parallel CHannel |
|
PCI
| Peripheral Component Interconnect / Presentation Context Identifier / Program Controlled Interruption / Personal Computer Interface / Protocol Control Information |
|
PCL
| Printer Control Language |
|
PCM
| Plug Compatible Manufacturer / Product Capacity Manager / Profit Contribution Margin / Pulse Code Modulation |
|
PCMCIA
| People Can't Memorize Computer Industry Acronyms / Personal Computer Memory Card International Association |
|
PCN
| Personal Communications Networks |
|
PCO
| Peg Count and Overflow |
|
PCO
| Point of Control and Observation |
|
PCONNECT
| Presentation Connect |
|
PCP
| PC Pursuit / Pyscho Corporate Productions |
|
PCPM
| Programmable Call Progress Monitoring |
|
PCR
| Peak Cell Rate / Personal Computer Rats / Post Call Ratio / Program Clock Reference / Personal Communication System / Proxy Cache Server / Personal Communications Services / Personal Conferencing Standard / Plastic Clad Silica |
|
PCSA
| Personal Computer(ing) System Architecture |
|
PCSG
| Personal Computing Systems Group |
|
PCSN
| Private Circuit - Switching Network |
|
PCTE
| Portable Common Tool Environment |
|
PCTR
| Protocol Conformance Test Report |
|
PCTV
| Program Controlled TransVerters |
|
PCU
| Packet Control Unit |
|
PCWG
| Personal Conferencing Work Group |
|
PCYLIHOONL
| Please Cross Your Legs I Have Only One Nail Left |
|
PD
| Packetization Delay / Peripheral Decoder / Phase-Change - Dual / Physical Delivery / Public domain |
|
PDA
| Personal Digital Assistant / Public Display of Affection |
|
PDAD
| Proposed Draft ADdendum |
|
PDAM
| Proposed Draft AMendment |
|
PDAU
| Physical Delivery Access Unit |
|
PDC
| Primary Domain Controller |
|
PDES
| Product Data Exchange Standard |
|
PDF
| Portable Document File / Portable Document Format / Power Distribution Frame |
|
PDF
| Printer Definition File |
|
PDH
| Plesiochronous Digital Hierarchy |
|
PDI
| Power and Data Interface |
|
PDIF
| Product Definition Interchange Format |
|
PDISP
| Proposed Draft International Standardized Profile |
|
PDL
| Page Description Language |
|
PDM
| Pulse Duration Modulation |
|
PDN
| Public Data Network |
|
PDO
| Portable Distributed Object |
|
PDP
| Parallel Data Processor / Peripheral Data Processing / Program Data Processor / Page Directory Pointers |
|
PDQ
| Pretty Damn(ed) Quick(ly) / Peachtree Data Query |
|
PDR
| Probe Data Register |
|
PDS
| Please Don't Shoot / Packet Driver Specification / Parallel Data Structure / Partition DataSet / Premise Distribution System / Planetary Data System / Physical Delivery Service / Planetary Data System / Premises Distribution System / Processor Direct Slot |
|
PDSP
| Peripheral Data Storage Processor |
|
PDTR
| Proposed Draft Technical Report |
|
PDU
| Packet Data Unit / Protocol Data Unit |
|
PE
| Public Enemy / Peripheral Equipment |
|
PEB
| PCM Expansion Bus |
|
PECC
| Product Engineering Control Center |
|
PEDI
| Protocol for Electronic Data Interchange |
|
PEG
| Public Educational and Governmental |
|
PEL
| Picture Element |
|
PEM
| Privacy Enhanced Mail / Product Error Message |
|
PEN
| Public Electronic Network |
|
PENTIUM
| Produces Erroneous Numbers Through Incorrect Understanding of Mathematics |
|
PEP
| Packet Exchange Protocol / Packetized Ensemble Protocol / Performance Enhancement Package / Personal Enrichment Program / Platform Environment Profile |
|
PEPM
| Partial Evaluation and semantics-based Program Manipulation |
|
PEPY
| Presentation Element Parser YACC |
|
PER
| Packed Encoding Rules |
|
PERL
| Practical Extraction and Reporting Language |
|
PET
| Positron Emission Tomography |
|
PETS
| Parameterized Executable Test Suite |
|
PF
| Parity Flag / Poll-Final (bit) / Program Function |
|
PFA
| Page Frame Address / Peachtree First Accounting |
|
PFEP
| Programmable Front - End Processor |
|
PFM
| Pure Freaking Magic / Pulse Frequency Modulation |
|
PFPU
| Processor Frame Power Unit |
|
PG
| Peripheral Gateway |
|
PGA
| Pin Grid Array (socket) / Professional Graphics Adapter |
|
PGE
| Paging Global Extensions |
|
PGI
| Parameter Group Identifier |
|
PGL
| Peer Group Leader (ATM Forum) |
|
PGP
| Pretty Good Privacy |
|
PH
| Packet Handler / Parity High (bit) |
|
PHA
| Phreakers/Hackers/Anarchists |
|
PHACT
| Phreakers/Hackers/Anarchists/Cyberpunks/Technologists |
|
PHANTSY
| Phantasy Magazine |
|
PHD
| Phreak/Hacker Destroyers (usually as PhD) |
|
PHIGS
| Programmer Hierarchical Interactive Graphics System |
|
PHUCK
| Phone Hackers United Crash Kill |
|
PHUK
| Phreak/Hack United Kingdom (sometimes as P-H-UK |
|
PHUN
| Phreaker/Hackers Underground Network |
|
PI
| Politically Incorrect / Private Investigator / Parameter Identifier / Peripherals Interface / Physical Inventory / Pirate Incorporated / Processing Instruction / Protocol Identifier |
|
PIA
| Pain in the as* / Peripheral Interface Adapter / Plug-In Administrator / |
|
PIC
| Politically incorrect / Personal Identification Code / Plastic Insulated Cable / Polyolefin Insulated Cables / Preferred InterExchange Carrier / Primary Inter-exchange Carrier / Primary Independent Carrier / Programmable Interrupt Controller |
|
PICS
| Platform for Internet Content Selection / Plug-in Inventory Control System / Protocol Implementation Conformance Statement / Prgrammable Interrupt Controller |
|
PID
| Proprietary Information Disclosure / Protocol IDentifier |
|
PIE
| Personal Interactive Electronics |
|
PIF
| Phase Interface Fading / Program Information File / Program Information File (usually as .PIF) / |
|
PIFT
| Protocol Interbank File Transfer |
|
PIG
| Product Information Guide |
|
PIL
| Pirates In Legion |
|
PIM
| Personal Information Manager / Personal Information Manager / Protocol Independent Multicast |
|
PIM
| Port Interface Module |
|
PIMP
| Personal Internet Mail Processor |
|
PIN
| Personal Identification Number |
|
PINE
| Program for Internet News and E-mail |
|
PING
| Packet InterNet Groper |
|
PINX
| Private Integrated Services Network Exchange |
|
PIO
| Programmed Input/Output / P Internet Protocol / Packet Interface Port |
|
PIPE
| Primary Integrated Platform Environment |
|
PIR
| Probe Instruction Register / Protocol Independent Routing |
|
PIRCH
| Pathetic IRC CHat |
|
PITA
| Pain In The Ass |
|
PITB
| Pain in the butt |
|
PITR
| Product Inter-operation Test Report |
|
PITS
| Pie In The Sky |
|
PIU
| Path Information Unit |
|
PIXEL
| Picture Element |
|
PIXIT
| Protocol Implementation Extra Information for Testing |
|
PJL
| Printer Job Language |
|
PKC
| Public Key Cryptography |
|
PKCS
| Public Key Crypto System |
|
PKE
| Public Key Encryption |
|
PKI
| Public - Key Infrastructure |
|
PL
| Parity Low (bit) / Physical Layer / Presentation Layer / Private Line |
|
PL/1
| Programming Language / 1 |
|
PL/M
| Programming Language for Microcomputers |
|
PLA
| Programmed Logic Array |
|
PLB
| Picture-Level Benchmark |
|
PLCC
| Plastic Leaded-Chip Carrier / Plastic Leadless Chip Carrier |
|
PLCP
| Physical Layer Convergence Procedure |
|
PLCP
| Physical Layer Convergence Protocol |
|
PLD
| Phase Lock Demodulator / Programmable Logic Device |
|
PLDI
| Programming Language Design and Implementation |
|
PLE
| Public Local Exchange |
|
PLILP
| Programming Language Implementations Logics and Prog |
|
PLL
| Phase Locked Loop |
|
PLOKTA
| Press Lots Of Keys To Abort |
|
PLOU
| Physical Layer Overhead Unit |
|
PLP
| Packet Layer Protocol/Procedure / Packet Level Procedure |
|
PLS
| Please / Physical Layer Signaling / Programmable Logic Sequencer |
|
PLSAP
| Physical Layer Service Access Point |
|
PLU
| Primary Logical Unit |
|
PLV
| Production-Level Video |
|
PM
| Pardon Me / Performance Management / Peripheral Module / Phase Modulation / Physical Medium / Plant Management / Private Message / Protocol Machine |
|
PMA
| Performance Measurement Analysis / Physical Medium Attachment |
|
PMAC
| Packet Media Access Controller / Peripheral Module Access Controller |
|
PMBI
| Pardon my butting in |
|
PMBX
| Private Manual Branch Exchange |
|
PMCR
| Probe Mode Control Register |
|
PMD
| Physical Medium Dependent (Sublayer) / PostMaster Daemon (usually as pmd) |
|
PMETC
| Pardon Me etc. |
|
PMFBI
| Pardon Me For Butting In |
|
PMFJI
| Pardon Me For Jumping In |
|
PMG
| Product Marketing Group |
|
PMI
| Physical Medium Independent (Sublayer) / Private Memory Interconnect |
|
PMIGBOM
| Put Mind In Gear Before Opening Mouth |
|
PMJI
| Pardon My Jumping In / Pardon me Jumping in |
|
PMMU
| Paged Memory Management Unit |
|
PMN
| Performance Monitoring |
|
PMOS
| Pisitive-channel Metal Oxide Semiconductor |
|
PMP
| Peed My Pants / Point to MultiPoint |
|
PMR
| Poor Mans Routing |
|
PMS
| Pantone Matching System / Paranoid Media Scrutinization / Peoples Message Service / Public Message Service |
|
PMT
| Packet-Mode Terminal / Planning Methodology Team |
|
PMU
| Precision Measurement Unit |
|
PMX
| Packet Multiplexer / Private Message Exchange |
|
PMYMHMMFSWGAD
| Pardon Me You Must Have Mistaken Me for Someone Who Gives A Damn |
|
PN
| Personal Name / Positive Notification |
|
PNA
| Private Network Adapter |
|
PNB
| Pacific Northwest Bell |
|
PNC
| Personal Number Calling |
|
PND
| Present Next Digit |
|
PNG
| Portable Network Graphics |
|
PNIC
| Private Network Identification Code |
|
PNNI
| Private Network to Network Interface / Private Network-Node Interface |
|
PNO
| Public Network Operator |
|
PNP
| Plug aNd Play / Plug N Play (usually as PnP) |
|
PNPN
| Positive-Negative-Positive-Negative (devices) |
|
PO
| Purchase Order |
|
POA
| Power Open Association / Power of Attorney |
|
POAC
| Probe Origin Authentication Check |
|
POAHF
| Put On A Happy Face |
|
POB
| Peripheral Order Buffer |
|
POC
| Point of Contact |
|
POCE
| Pantone Open Color Environment |
|
POD
| Piece Of Data |
|
PODC
| Principles Of Distributed Computing |
|
POF
| Programmable Operator Facility |
|
POH
| Path OverHead / Power On Hours |
|
POI
| Point Overhead Indicator |
|
POM
| Point of Manufacturing |
|
PON
| Passive Optical Network |
|
PONSI
| Program On Non-collegiate Sponsored Instruction |
|
POOR
| Protectors Of Our Rights |
|
POP
| Point Of Presence / Post Office Protocol / Programmable Option Select |
|
POP3
| Post Office Protocol version 3 |
|
POPL
| Principles Of Programming Languages |
|
POPs
| Points of Prescence (points of local access to the net) |
|
POQ
| Pis* Off Quickly |
|
POQADCB
| Pis* Off Quickly and Don't Come back |
|
POS
| Point Of Sale / Programmable Option Select |
|
POSC
| Petrotechnical Open Software Corporation |
|
POSI
| Promoting OSI |
|
POSIX
| Portable Operating System Interface eXtension |
|
POSSLQ
| Person of Opposite Sex Sharing Living Quarters |
|
POST
| Power On - Self Test |
|
POT
| Point Of Termination |
|
POTS
| Plain Old Telephone Service |
|
POV
| Point of view |
|
PP
| Parallel Port / Post Pay / Pre Pay |
|
PP&E
| Production Planning and Execution |
|
PPA
| Privacy Protection Act / Professional Prepress Alliance |
|
PPARC
| Particle Physics and Astronomy Research Council |
|
PPC
| Program - to - Program Communication / Peer - to - Pee |
|
PPCI
| Presentation Protocol Control Information |
|
PPD
| Peripheral Pulse Distributor / Post Script Printer Description / Post-Script Printer Description / Product Phase Down / Presentation Protocol Data Unit |
|
PPI
| Pixels Per Inch (usually as ppi) / Programmable Peripheral Interface |
|
PPIC
| Phose-Phree-Inner-Circle |
|
PPL
| PeoPLe / Periodic Payment License |
|
PPM
| Pages Per Minute (usually ppm) / Pages Per Month / Parts Per Million / Presentation Protocol Machine / Principal Period Maintenance / Pulse Position Modulation |
|
PPN
| Private Packet Network / Programmer Project Number; now known as ID# or UserId / Project Program Number / Public Packet Switching |
|
PPOPP
| Principles and Practice Of Parallel Programming |
|
PPP
| Petty Pet Peeve / Point to Point Protocol |
|
PPP/MP
| Point-to-Point Protocol/Multilink Protocol |
|
PPPMP
| Point-to-Point Protocol Multilink Protocol |
|
PPQN
| Pulses Per Quarter-Note (MIDI) |
|
PPS
| Packets Per Second / Product Performance Surveys / Public Packet Switching / Public Packet Switching Network / Pulses Per Second |
|
PPSDN
| Public Packet - Switched Data Network |
|
PPSN
| Public Packet - Switched Network |
|
PPSU
| Personal Printer Spooling Utility |
|
PPTM
| Protocol Profile Testing Methodology |
|
PPTP
| Point-to-Point Tunneling Protocol |
|
PQFP
| Plastic Quad Flat Pack (socket) |
|
PR
| Prepare / Path Replacement |
|
PRA
| Parabolic Reflector Antenna / Primary Rate Access |
|
PRAM
| Parallel Random Access Memory / Programmable Random Access Memory / Parameter Random Access Memory |
|
PRB
| Packet Receive Buffer |
|
PRCA
| Puerto Rico Communications Authority |
|
PRDMD
| Private Directory Management Domain |
|
PRE
| Prefix |
|
PREFUSE
| Presentation Refuse |
|
PREMIS
| PREMises Information System |
|
PREVIS
| Previsualization |
|
PRG
| Purge |
|
PRI
| (ISDN) Primary Rate Interface / Primary Rate Interface |
|
PRID
| PRotocol IDentifier |
|
PRIMOS
| Prime Operating System |
|
PRM
| Protocol Reference Model |
|
PRMD
| Private Mail Domain / Private Management Domain |
|
PRML
| Partial Response - Maximum Likelihood |
|
PRN
| Printer |
|
PROFS
| PRofessional OFfice System |
|
PROGRES
| PROgramming with Graph REwriting Systems |
|
PROLOG
| PROgramming in LOGic (programming language) |
|
PROM
| Programmable Read-Only Memory |
|
PROMATS
| PROgrammable MAgnetic Tape System |
|
PROMIS
| Prosecutors Management Information Systems |
|
PROTEL
| PRocedure Oriented Type Enforcing Language |
|
PRS
| Personal Response System |
|
PRTC
| Puerto Rico Telephone Company |
|
PRTM
| Printing Response Time Monitor |
|
PRTSC
| Print Screen (usually as PrtSc) |
|
PRW
| Peachtree Report Writer |
|
PS
| Personal System / Physical Sequence / Programmed Symbols / Physical Sequential / Post Scriptum / PostScript / Preferred Service / Presentation Service / Print Server / Program Store / Proposed Standard |
|
PS/2
| Personal System/2 |
|
PSAP
| Presentation Service Access Point / Public Safety Answering Point (911) |
|
PSC
| Peachtree Support Center / Prime Service Contractor / Print Server Control / Protection Switching Circuit / Public Safety Calling system / Public Service Commission |
|
PSD
| Power Spectral Density |
|
PSDC
| Public Switched Digital Capability |
|
PSDN
| Packet-Switched Data Network / Public Switched Data Network |
|
PSDS
| Public Switched Digital Service |
|
PSDU
| Presentation Service Data Unit |
|
PSE
| Packet Switch Exchange / Page Size Extension / Power Series Expansion |
|
PSEC
| Picosecond (one trillionth of a second) |
|
PSEL
| Presentation Selector |
|
PSF
| Permanent Swap File |
|
PSG
| Peripheral and Supplies Group / Product Shipping Guide |
|
PSH
| Push (flag) |
|
PSI
| Packet Switching Interface / Performance Summary Interval / Performance Systems International / Pounds per Square Inch / Process to Support Interoperability / Programmable Serial Interface |
|
PSIU
| Packet Switch Interface Unit |
|
PSK
| Phase-Shift Keying |
|
PSM
| (SQL) Persistent Stored Modules / Packet Service Module / Phase Shift Modulation / Position Switching Module |
|
PSN
| Packet Switched Network / Packet Switching Node / Public Switched Network |
|
PSO
| Pending Service Order |
|
PSP
| Presentation Services Process |
|
PSPDN
| Packet Switched Public Data Network |
|
PSR
| Probe Status Register |
|
PSRAM
| Pseudo-Static Random Access Memory |
|
PSRG
| Privacy and Security Research Group |
|
PSS
| Packet Switch Stream / Packet Switched Services / Performance Support Systems / Professional Software Services |
|
PSS1
| Private Signalling System 1 |
|
PST
| Pre-Structured Technology (development process) |
|
PSTN
| Public Switched Telephone Network |
|
PSU
| Portable Storage Unit / Program Storage Unit / Power Supply Unit |
|
PSW
| Program Status Word |
|
PT
| Pass Through / Payload Type / Please Token / Program Timer |
|
PTA
| Personal Telecommunications Assistant |
|
PTAN
| Performance Testing Alliance for Networks |
|
PTAT
| Private Trans Atlantic Telecommunications |
|
PTB
| Powers that be |
|
PTC
| Part Time Crackers / Public Telephone Companies |
|
PTE
| Packet Transport Equipment / Path Terminating Entity / Path Terminating Equipment |
|
PTG
| Physical Technology Group |
|
PTI
| Payload Type Identifier |
|
PTL
| Pirates That Live / Praise The Lord |
|
PTM
| Pulse Time Modulation |
|
PTMM
| Please Tell Me More |
|
PTN
| Personal Telecommunications Number |
|
PTNX
| Private Telecommunications Network eXchange |
|
PTO
| Public Telecommunication network Operator / Public Telephone Operator |
|
PTP
| Peer-To-Peer / Point-To-Point |
|
PTR
| Pointer |
|
PTS
| Position and Trunk Scanner / Profile Test Specification |
|
PTSE
| PNNI Topology State Element (ATM Forum) |
|
PTSP
| PNNI Topology State Packet |
|
PTT
| Postal Telegraph and Telephone / Postal Telephone and Telegraph |
|
PTTXAU
| Public TeleTex Access Unit |
|
PTW
| Primary Translation Word |
|
PTXAU
| Public Telex Access Unit |
|
PU
| Physical Unit |
|
PUC
| Peripheral Unit Controller / Public Utilities Commission / Public Utility Commission |
|
PUCP
| Physical Unit Control Point |
|
PUN
| Physical Unit Number |
|
PUP
| PARC Universal Packet (protocol) |
|
PV
| Parameter Value |
|
PVC
| Permanent Virtual Channel / Permanent Virtual Circuit(s) / Permanent Virtual Connection / Permanent Virtual Connections / Polyvinyl Chloride |
|
PVCC
| Permanent Virtual Channel Connection |
|
PVI
| Protected mode Vrtual Interrupts |
|
PVM
| Parallel Virtual Machine |
|
PVN
| Private Virtual Network |
|
PVPC
| Permanent Virutal Path Connection |
|
PVT
| Permanent Virtual Terminal |
|
PWA
| Pirates With Attitude |
|
PWD
| Present Working Directory (UNIX Command) |
|
PWI
| Public Windows Interface |
|
PWM
| Pulse Width Modulation |
|
PWS
| Peer Web Services |
|
PWT
| Page Write - Through (pins) |
|
PXP
| Packet eXchange Protocol |