/ Dictionary / Index D discolor: Meaning and Definition of Find definitions for: dis•col•or Pronunciation: (dis-kul'ur), [key] — v.t. to change or spoil the color of; fade or stain. —v.i. to change color; become faded or stained. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: discolor (Thesaurus) discoid discoloration Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language