/ Dictionary / Index D disseat: Meaning and Definition of Find definitions for: dis•seat Pronunciation: (dis-sēt'), [key] — v.t. Archaic. to unseat. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dissave dissect Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language