/ Dictionary / Index L Lyonnais: Meaning and Definition of Find definitions for: Ly•on•nais Pronunciation: (lē-ô-ne'), [key] — n. a former province in E France. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lyonnais (Thesaurus) Lyon bean lyonnaise Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language