P


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AcronymDefinition
PPM (Post Meridian)
PPark (automatic transmissions)
PParking
PPence
PPage
PPower Set (mathematics, set of all subsets)
PProgram
PPower
PPorno
PPartner
PPort
PProtection
PPoor
PPressure
PPath
PPassed (that a bill was approved; US House)
PPhiladelphia, PA (mint mark)
PPractical
PNorthern Ontario (postal code designation, Canada)
PPara (benzene)
PPolish (rabbit breed)
PPiano (music)
PPersonnel
PParent Corporation (IRB)
PPilot
PProvider (IETF RFC 2547)
PProgressive Scan
PPortugal (ISO Country Identifier)
PPacked
PPole
PPriority (logging abbreviation)
PPriority (precedence level)
PPrecision
PProof (coin and stamp collecting)
PPentium (Intel processor)
PPatrol (US military aircraft designation; as in P-2D)
PProcessor
PPlug (electrical connector)
PPunch
PPulse
PParagraph (HTML)
PPromoted
PPause(d)
PPedigree (breeding and genetics)
PProbability (Statistics, Probability theory)
PProbable (player's likelihood of participating)
PPursuit (US military aircraft designation, 1925-1947; as in P-51)
PPredicted
PPointer
PPitcher (baseball)
PPhillips Petroleum (stock symbol)
PPegasus (as in PMail)
PPoints scored (hockey)
PPosse
PPunctuation
PPawn (Chess)
PPersonal issue (Stores 100 code)
PProvisional
PProblematic
PPrecedence
PPartition function (mathematics; number theory)
PPosterior
PParity
PProton
PPerch
PPico- (10^-12, SI Prefix)
PPhosphorus
PProgeny (breeding and genetics)
PPeta- (10^15)
PPesos
PPeacekeeping
PPoise
PProline (amino acid)
PPropeller (aircraft type)
PPouce (French: inch)
PPolynomial (Complexity Theory)
PPermutation (probability)
PPhon (unit of apparent loudness)
PPunter (football)
PPesetas
PPhosphore (French)
PPhosphoprotein (virus protein)
PPyrazinamide
PProbability of detection
PCompressional (wave)
PPultrusion
PPromotable
PPrimipara
PParental Generation (genetics)
PNewspaper Stamp (Scott Catalogue prefix; philately)
PPermeability Constant
PP Sub-Shell (second subshell of an electron shell)
POnde Prime (Italian: second wave; seismography)
PPrimary Body Waves
PProcedure-Required Tuned NAVAID (aviation)
P(before officer title acronym) Past Officer
PUS DoT tire speed rating (93 mph)
PFirst Heartbeat Wave