/ Dictionary / Index G Grecism: Meaning and Definition of Find definitions for: Gre•cism Pronunciation: (grē'siz-um), [key] — n. the spirit of Greek thought, art, etc. adoption or imitation of this. an idiom or peculiarity of Greek. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Grecian profile Grecize Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language