SP

Sp or SP may refer to:

Arts and entertainment

• /sp/, the sports board on the Internet forum 4chan
• SP (TV series), a Japanese TV series
• Game Boy Advance SP, an upgraded version of the Game Boy Advance video game system
• Short Play, term used for shorter formats of records than Extended Play
• Skinny Puppy, a Canadian industrial music group
• The Smashing Pumpkins, an American rock band
• South Park, an American animated TV series

Businesses and organizations

• SP Technical Research Institute of Sweden
• SATA Air Acores (IATA code SP)
• Service provider, a company that provides organizations with consulting, legal, real estate, education, communications, storage, processing, and many other services
• Singapore Polytechnic, a school
• Southern Pacific Railroad (reporting mark SP)
• Státní podnik ("state business"), a bygone Czechoslovakian state designation for a business entity

Government and military

• Security Police (Japan), a Japanese police unit dedicated to VIP protection
• Shore patrol, a type of naval military police in Britain and the U.S.

Political parties

• Centre Party (Norway) (Senterpartiet)
• Socialist Party or Social Democratic Party in many places, including:
  • Socialist Party of Albania
  • Samajwadi Party, in India
  • Socialist Party (Netherlands) (Socialistische Partij), in the Netherlands
  • Socialistische Partij Anders (Socialistische Partij), a historical name for the sp.a in Belgium
  • Socialist Party (Netherlands, interbellum) (Socialistische Partij), a historical political party in the Netherlands (1918–1929)
  • Social Democratic Party of Switzerland

Religious organizations

• Piarists, a Catholic religious order, formally known Ordo Clericorum Regularium pauperum Matris Dei Scholarum Piarum, abbreviated Scholarum Piarum (Pious Schools)
• Südtiroler Pfadfinderschaft, a Catholic scouting association in Italy

Places

• SP postcode area, UK, the Salisbury postcode area
• São Paulo (state), a state in Brazil

Science and technology

• sp orbitals, in physics, an instance of atomic orbital hybridisation
• Self-propelled (disambiguation)
• Soft point bullet, a type of ammunition
• Spontaneous potential, a measurement taken by oil industry well loggers to characterise rock formation properties
• Stated Preference, a choice modelling method
• A Unified Soil Classification System symbol for sand, poorly graded

Biology and medicine

• Species, especially when the genus is known, but the species is uncertain or unspecified. (plural: "spp.")
• Simulated patient, in medicine, an individual trained to act as a real patient
• Substance P, a neuropeptide
• Status Post

Computing and telecommunications

• Scalable POWERparallel, an IBM supercomputer platform
• Service pack, a collection of updates, fixes, or enhancements to a software program
• Stack pointer, a term used in computing
• Stored procedure, a program stored in a database

Mathematics

• Trace (linear algebra), or "spur" (German), a quantity associated with square matrices
• Sp(n) and Sp(2n,F), used to denote a symplectic group or its corresponding Lie algebra

Other uses

• s.p., sine prole (Latin: "without issue" (i.e., having no children), full form d.s.p. decessit sine prole, "died without issue")
• 25 metre pistol, a shooting sport formerly known as sport pistol
• Provincial road (Italy) (Strada Provinciale), a category of provincial roads in Italy
• September
• Seri Pahlawan Gagah Perkasa (S.P.), a Malaysian military decoration
• Spanish language
• Special (disambiguation)
• Spelling, especially to note a spelling error
• Spurius, the Roman praenomen; see Spurius (disambiguation)
• Suppressive Person, in Scientology
• Starting price, odds applicable on a horse race as the race is about to start
• Superintendent (police), a rank in British police services and in most English-speaking Commonwealth nations