/ Dictionary / Index Q quatrefoil: Meaning and Definition of Find definitions for: quat•re•foil Pronunciation: (kat'ur-foil", ka'tru-), [key] — n. a leaf composed of four leaflets. a panellike ornament composed of four lobes, divided by cusps, radiating from a common center. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Quatre Bras quattrocento Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language