/ Dictionary / Index B blanc fixe: Meaning and Definition of Find definitions for: blanc fixe Pronunciation: (blängk' fēks', blangk' fiks" Fr. blän fēks'), [key] barium sulfate used as a white pigment in paints. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blanc de blancs blanch Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language