Or

Look up OR, or, or -or in Wiktionary, the free dictionary.

Or is a grammatical conjunction in English.

OR or or may also refer to:

Arts and entertainment

Film and television

• "O.R.", a 1974 episode of M*A*S*H
• Or (My Treasure), a 2004 movie from Israel (Or is "light" in Hebrew)

Music

• "Or", a song by Israeli singer Chen Aharoni in Kdam Eurovision 2011
• Or (album), a 2002 album by Golden Boy with Miss Kittin
• Or Records, a record label
• Organized Rhyme, a Canadian hip-hop group featuring Tom Green

Businesses and organizations

• Or (political party), an Israeli political party
• OR Books, a New York-based independent publishing house founded by John Oakes and Colin Robinson
• Owasco River Railway (reporting mark OR)
• Arkefly, Arke (formerly Arkefly), a Dutch charter airline headquartered in Schiphol-Rijk, Netherlands (IATA airline designator OR)

Education

• Old Roedenian, a former pupil of Roedean School in England
• Old Roedenian, a former pupil of Roedean School (South Africa)
• Old Rugbeian, a former pupil of Rugby School
• Old Ruymian, a former pupil of Chatham House Grammar School and latterly The Chatham and Clarendon Grammar School

Linguistics

• Or, a digraph in the Taiwanese phonetic transcription system daighi tongiong pingim
• Odia language's ISO 639 alpha-2 code
• -or, an agent noun suffix

People

• Or Sasson (born 1990), an Israeli Olympic judoka
• Or Tokayev, an Israeli Olympic rhythmic gymnast

Places

• Or (Crimea)
• Oregon, a state in the United States whose postal abbreviation is "OR"
• Province of Oristano, Italy (vehicle code OR)

Science, technology, and mathematics

Computing

• Bitwise OR, an operator in computer programming
• Onion routing, anonymous networking technique (also Onion Router)
• OR gate, an integrated circuit in electronics
• Object-relational mapping

Mathematics and logic

• Exclusive or, a logical operation (e.g. "A or B, but not both")
• Inclusive or (Logical disjunction), a logical operation (e.g. "A or B or both")
• Odds ratio, a measure of effect size in statistics

Other uses in science and technology

• OR, a previous title of the Journal of the Operational Research Society
• Operating room, in medicine
• Operations research, or operational research, in British English
• Operations readiness

Titles and ranks

• Official Receiver, a statutory office holder in England and Wales
• Order of Roraima of Guyana, an award of the Republic of Guyana
• Other ranks (Denmark), military personnel in all branches of the Danish military that are not officers by the NATO system of ranks and insignia
• Other ranks (UK), personnel who are not commissioned officers, usually including non-commissioned officers (NCOs), in militaries of many Commonwealth countries

Other uses

• Official Records of the American Civil War
• Olympic record, a term for the best performances in Olympic Games
• Or (heraldry), a gold or yellow tincture (from the French word for "gold")
• Own Recognizance, the basis for releasing someone awaiting trial without bail

See also

• '0r' (zero r), meaning "no roods", in old measurements of land area
• And (disambiguation)
• OAR (disambiguation)
• Ore (disambiguation)