PF

PF may refer to:

In computer science:

• Page fault, a type of exception (error) in computer programming
• Page File, a file used as an extension for computer memory.
• PF (firewall), OpenBSD's stateful packet filter
• French Polynesia (Polynésie française), ISO 3166 internet country code .pf
• PF keys, function keys on old keyboards

In physics:

• Power factor, or cos phi, of an AC electric power system
• Purple fringing, a type of chromatic aberration in photography
• Phenol formaldehyde resin, the earliest synthetic polymer
• Picofarad (pF) or petafarad (PF), multiples of farad, the SI unit of electric capacitance (petafarads rarely if ever used)

Other uses:

• Pflugerville, Texas- A central Texas City.
• Pheasants Forever, a non-profit habitat conservation organization dedicated to the conservation of pheasants, quail and other wildlife through habitat improvements, public awareness, education and land management policies and programs.
• Phonetic form, a level of syntactic representation in linguistics
• Brazilian Federal Police (Polícia Federal), in Brazil
• Patients' Front, a late 1960s – early 1970s West German pro-illness movement
• Paracel Islands, FIPS PUB 10-4 territory code
• Personal foul, a type of foul in several sports
• P&F, a Point and figure chart in the technical analysis of securities
• South Vietnamese Popular Force, a local defense militia formed by South Vietnam during the Vietnam War.
• Position Fix, the 'answer' when seeking to locate an emitter using a set of measurements and algorithms;
• Power forward, one of the basic positions in sport:
  • Power forward (basketball)
  • Power forward (ice hockey)
• Pink Floyd, an English rock band
• Pianoforte
• Palestinian Airlines, IATA airline designator
• Paul Frank, an artist and fashion designer
• Public forum debate, a debate sanctioned by the National Forensic League
• Procurator Fiscal, the public prosecutor in Scotland
• Pepperidge Farm, food company
• Pilot Flying, an aviation term
• PF Flyers, a brand of shoes
• Project Fanboy, a comic book news website
• Provident Fund , Employees Provident Fund
• P/F, Partafelag, the abbreviation used for corporations in the Faroe Islands
• Patriotic Front, name of a political party in Austria, Austria, Rwanda, Zambia and Zimbabwe
• Pathfinder, a series of RPG adventure paths.
• Pfennig, a unit of currency formerly used in Germany
• Plantar fasciitis, an inflammatory injury in the midfoot
• Potential freshman, a candidate for an undergraduate position at an educational institution.
• Preservative Free, in medications or vaccines.