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⇱ OR circuit - WordReference.com Dictionary of English

OR circuit

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ɔː/US:USA pronunciation: respellingUSA pronunciation: respelling(ôr)


WordReference Random House Unabridged Dictionary of American English © 2026
OR′ cir′cuit  (ôr),USA pronunciation [Computers.]
  1. Computinga circuit that is energized when any of its inputs are energized. Also called OR gate. 
  • see or1 (def. 6) so called from the disjunctive operation of such circuits

Collins Concise English Dictionary © HarperCollins Publishers::
OR circuit, OR gate /ɔː/ n
  1. a logic circuit having two or more input wires and one output wire that gives a high-voltage output signal if one or more input signals are at a high voltage: used extensively as a basic circuit in computers
    Compare AND circuit, NAND circuit
Etymology: 20th Century: so named from its similarity to the function of or in logical constructions
'OR circuit' also found in these entries (note: many are not synonyms or translations):
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