/ Dictionary / Index D disjoin: Meaning and Definition of Find definitions for: dis•join Pronunciation: (dis-join'), [key] — v.t. to undo or prevent the junction or union of; disunite; separate. —v.i. to become disunited; separate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: disjoin (Thesaurus) disjecta membra disjoined 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