/ Dictionary / Index D disinform: Meaning and Definition of Find definitions for: dis•in•form Pronunciation: (dis"in-fôrm'), [key] — v.t. to give or supply disinformation to. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. disinflation disinformation Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language