/ Dictionary / Index G grand mal: Meaning and Definition of Find definitions for: grand mal Pronunciation: (gran' mäl', -mal', grand' Fr. grän mal'), [key] — Pathol. Pathol. See under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. grandma grandmamma 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