Or
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OR and/or or may stand for: Template:Wiktionarypar3
- In logic, the or operator that captures some of the meaning of the English conjunction "or"; see Logical disjunction.
- In electronics, the or operator is carried out by a 4071 IC
- In computer programming, or can refer to both propositional and bitwise operators in various languages
- In heraldry, Or is the tincture with the colour gold (or yellow). It is usually spelt with a capital letter to distinguish it from the conjunction.
- In the Dungeons and Dragons World of Greyhawk campaign setting, OR is an abbreviation of Oeridian Record, or Oeridian Reckoning.
- In Medicine an Operating Room.
- Arkefly airline IATA code
- Old Rugbeian, a former pupil of Rugby School.
- Oregon, abbreviation for the US state.
- Oristano, abbreviation for the Italian comune.
- Oriya language (ISO 639 alpha-2, or).
- In applied mathematics, OR is an abbreviation for Operations Research, or Operational Research, the use of mathematical models, statistics and algorithms to aid in decision-making.
- In Olympic Games OR is the abbreviation for Olympic Record.
- Owasco River Railroad Template:Reporting mark.
- Outdoor Research, a manufacturer of sporting equipment is also referred to as OR.
- Or (Afghanistan), a location in Afghanistan.
- Or (Crimea), a region in Crimea.
- Or Records, a London-based electronic music record label since 1998.
- Or Music, a New York-based independent record label since ca. 2002 founded by a former Epic executive [1].
- Original research, in Wikipedia jargon.
- Optima Regal, Korean car built by Kia Motors.
- Organic code in OR.
- Official Receiver.
de:OR es:OR eo:Or fr:OR ko:OR it:OR nl:OR ja:OR sv:OR uk:Диз'юнкція