PP
Look up PP, pp, pp., or Appendix:Variations of "pp" in Wiktionary, the free dictionary. |
PP, pp or Pp may refer to:
Arts and entertainment
- Pianissimo, a music term meaning very quiet, from musical dynamics
- Production code for the 1967–68 Doctor Who serial The Enemy of the World
- Police Procedural - a subgenre of procedural drama and detective fiction
Businesses and organisations
Political parties
- People's Party (Spain) (Partido Popular)
- Pirate Party (Global)
- Progressistas (Brazil) (Progressistas)
- Progressive Party (Iceland)
- People's Partnership (Trinidad and Tobago)
Other businesses and organizations
- PediaPress, a German software company
- Planned Parenthood, a reproductive health organization
- Philipp Plein, logo
Religion
- pp, Papa Pontifex, post-nominal used by popes
Science, technology, and mathematics
Biology and medicine
- Vitamin PP or nicotinamide
- Pancreatic polypeptide, a polypeptide secreted by PP cells
- PP cell or pancreatic polypeptide cell
- pro parte, abbreviated p.p., for a type of synonymy in taxonomy
Computing
- PP (complexity), a probabilistic polynomial time complexity class
- PP-format (Post Processing Format), a file format for meteorological data
- PP X.400, an e-mail protocol
- Plug and play (P&P), a property of a peripheral device
- Microsoft PowerPoint, a presentation program
Mathematics
- PP (complexity), a probabilistic polynomial time complexity class
- P–P plot, a probability plot
- Percentage point, in statistics
- Process performance index (Pp)
- Almost everywhere, in measure theory
Other uses in science and technology
- Walther PP, a pistol
- Length between perpendiculars ("pp" or "p/p"), the length of a ship
- Peak to peak (p–p) amplitude of a signal
- Polypropylene, a common plastic polymer
- Proton–proton chain reaction, in nuclear physics
Other uses
- pp., Per procurationem, when signing on behalf of another
- pp, pages (of a book), see Acronym and initialism#Representing plurals and possessives
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