/ Dictionary / Index F fauces: Meaning and Definition of Find definitions for: fau•ces Pronunciation: (fô'sēz), [key] — pl. -ces. the cavity at the back of the mouth, leading into the pharynx. a vestibule of an ancient Roman house. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fauces (Thesaurus) faucaria faucet Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language