OR

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English[edit]

Conjunction[edit]

OR

  1. (logic) Inclusive or; either one proposition or the other is true or both.
  2. (computer science) A lexical symbol to implement inclusive or in a computer language.
  3. (electrical engineering) A logical gate to implement inclusive or.

Noun[edit]

OR (uncountable)

  1. (logic) The binary operator inclusive or, true if one at least one of two inputs is true. In infix notation.
OR Truth Table
Input Output
A B
0 0 0
0 1 1
1 0 1
1 1 1

Synonyms[edit]

Antonyms[edit]

See also[edit]

Noun[edit]

OR (countable and uncountable, plural ORs)

  1. (healthcare, countable) Initialism of operating room.
    • 1998, Rushmore, 00:27:55
      Max Fischer: I like your nurse's uniform, guy. -- Dr. Peter Flynn: These are O.R. scrubs. -- Max Fischer: Oh, are they?
  2. (sciences, uncountable) Initialism of operations research.
  3. (sports, countable) Initialism of Olympic Record.
    Coordinate terms: OB, WR, CR, TR, NR
  4. (anatomy, countable) Initialism of odorant receptor.
  5. (anatomy, countable) Initialism of olfactory receptor.
  6. (Wiktionary and WMF jargon) Initialism of original research.

Translations[edit]

Proper noun[edit]

OR

  1. Oregon, a state of the United States of America.
  2. Orissa, a state of India.

Anagrams[edit]