/ Dictionary / Index G Greek cross: Meaning and Definition of Find definitions for: Greek' cross' Pronunciation: [key] a cross consisting of an upright crossed in the middle by a horizontal piece of the same length. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Greek Church Greek fire Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language