P, or p, is the sixteenth letter of the Latin alphabet.
P may also refer to: Rho (letter), in Greek alphabet; the lowercase p is also sometimes confused with the lowercase Rho, ρ or Er (Cyrillic), in Cyrillic alphabet; it is sometimes confused with the Latin letter P siglum for New Testament papyrus with Gregory-Aland number n In linguistics, P (also O), the patient-like argument (object) of a canonical transitive verb Encircled P, or ℗, is the sound recording copyright symbol p., an abbreviation for page when referencing a page number in a print publication Portugal country code in the vehicle registration plates of the European Union Parking, see also Parking (disambiguation). P (Nazi symbol), worn by Polish forced labourers during Nazi occupation P, the aircraft registration prefix for North Korean planes P, an abbreviation of gridiron football position punter
Arts, literature and music P, code for the Paris Herbarium at the Muséum national d'histoire naturelle P, the ancient Greek author of the Hellenica Oxyrhynchia P, the production code for the 1965 Doctor Who serial The Crusade P (film), a 2005 Thai film "P" Is for Peril, a 2001 novel by Sue Grafton P, an abbreviation of Pinxit p or piano, a dynamic direction to play softly P, priestly source of the Hebrew Bible Agent P, the codename for Perry the Platypus in Phineas and Ferb
Music P (band), a 1993–95 American alternative rock band P (album), the 1995 eponymous release by American alternative rock band P "P," a song from the Venetian Snares album Cavalcade of Glee and Dadaist Happy Hardcore Pom Poms "P", a song by American rapper Jaden from his 2019 album ERYS
Computing P(), the usual name for the operation to acquire a semaphore , the HTML element used to create a paragraph P-type semiconductor P (programming language), developed by Microsoft and UC, Berkeley Primitive programming language P′′ p, a suffix unit for video resolution (vertical Progressive-scan lines), as in 720p or 1080p The P convention in communication
Mathematics p-value, in statistical hypothesis testing P (complexity), a complexity class in computational complexity theory #P complexity class P, universal parabolic constant Pi P or - the set of all primes and p an individual prime ℘-functions or p-functions, are the Weierstrass elliptic function p-series, a common name for the Harmonic series (mathematics) , Projective space
Money, corporate P (instead of ₱), a symbol often used for the Philippine peso p is a symbol for penny P, the New York Stock Exchange ticker symbol for Pandora Media, Inc., the corporate owner of Pandora Radio P, Panasonic's mobile phones in Japan Railpower Technologies (TSX: P), a Canadian company that builds environmentally friendly hybrid yard locomotives Everpure (NYSE symbol P)
Science
p, the symbol for momentum in physics P, the symbol for power (physics) P, the symbol for proposition Pulse, the rate of heartbeats °P, the unit in descriptions of alcohol proof Poise, the unit for dynamic viscosity in the centimetre gram second system of units Phosphorus, symbol P, a chemical element p, the symbol for pressure p, the SI prefix symbol for pico-, 10−12 P, the SI prefix symbol for Peta-, 1015 p, approximates the negative common logarithm (base 10) in pH, the measure of acidity or basicity Haplogroup P (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup Haplogroup P (Y-DNA), a Y-chromosomal DNA (Y-DNA) haplogroup Methamphetamine, nicknamed "P" in New Zealand p designates the short arm of a chromosome ATC code P Antiparasitic products, insecticides and repellents, a section of the Anatomical Therapeutic Chemical Classification System Proline, an amino acid abbreviated P or Pro P-factor, an aerodynamic effect p factor (psychopathology)
Technology P-states, the CPU performance states
Transportation Transilien Line P, a line of the Paris transport network P (Los Angeles Railway) The official West Japan Railway Company service symbol for: Sakurajima Line. Geibi Line. Nankō Port Town Line, an automated guideway line operated by the Osaka Metro, labeled Bondowoso, Situbondo, Jember and Banyuwangi (vehicle registration prefix P)
Other uses Papa, the military time zone code for UTC−03:00
See also Pea (disambiguation) Pee (disambiguation) Rho (disambiguation) P. (disambiguation)