/ Dictionary / Index O OR gate: Meaning and Definition of Find definitions for: OR' gate" Pronunciation: (ôr), [key] — Computers. Computers. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. orgasm orgeat Related Content Daily Word Quiz: foliage Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language