/ Dictionary / Index O organist: Meaning and Definition of Find definitions for: or•gan•ist Pronunciation: (ôr'gu-nist), [key] — n. a person who plays the organ. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: organist (Thesaurus) organism organization Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language