/ Dictionary / Index G Guillemin: Meaning and Definition of Find definitions for: Guille•min Pronunciation: (gē"u-man' Fr. gēy&supschwa-man'), [key] born 1924, U.S. physiologist, born in France: Nobel prize for medicine 1977. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. guillemet guillemot Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language