/ Dictionary / Index G Gassendi: Meaning and Definition of Find definitions for: Gas•sen•di Pronunciation: (ga-sän-dē'), [key] — n. 1592–1655, French philosopher and scientist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gassed gasser Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language