code) PUS – (s) United States Miscellaneous Pacific Islands (ISO 3166 trigram; obsolete 1986) PV pV – (s) picovolt PV – (s) petavolt PVC (i) Permanent Virtual Circuit PolyVinyl Chloride Premature Ventricular Contraction Primary Visual Cortex PvE – (i) Player versus Environment PvP – (i) Player versus Player PVR – (i) Personal Video Recorder PvZ – (i) Plants vs. Zombies PW pW – (s) picowatt PW (s) Palau (postal symbol; ISO 3166 digram) petawatt PWA – (i) Pirates With Attitude PWBA – (p) Pension and Welfare Benefits Administration PwC – (i) PricewaterhouseCoopers (international accounting firm) PWC – (i) PieceWise Constant (describing a mathematical function) PWL – (i) PieceWise Linear (describing a mathematical function) PWLC – (i) PieceWise Linear and Concave/Convex (describing a mathematical function) PWM - (i) Pulse-width Modulation PWP – (i) Plot, What Plot? / Porn Without Plot (denotes plotless, um, "feel-good" stories in online fiction, especially fanfic or erotic fiction) PWR – (i) Pressurized Water Reactor PWV – (i) Pretoria-Witwatersrand-Vereeniging, the original name for the South African province now known as Gauteng, and still used to refer to the metropolitan agglomeration at the core of the province PX PX – (p) Post eXchange PY PY – (s) Paraguay (ISO 3166 digram) – Person-Year – (i) Portsmouth yardstick PYF – (s) French Polynesia (ISO 3166 trigram) PYG – (s) Paraguayan guaraní (ISO 4217 currency code) PYMWYMI – (a) Put Your Money Where Your Mouth Is PZ PZ – (s) Panama Canal Zone (ISO 3166 digram; obsolete 1980) – (i) Pickup Zone References Acronyms P