/ Dictionary / Index D delustering: Meaning and Definition of Find definitions for: de•lust•er•ing Pronunciation: (dē-lus'tur-ing), [key] — n. a chemical process for reducing the luster of rayon yarns by adding a finely divided pigment to the spinning solution. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. delusterant deluxe Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language