/ Dictionary / Index D deisolate: Meaning and Definition of Find definitions for: de•i•so•late Pronunciation: (dē-ī'su-lāt", -is'u-), [key] — -lat•ed, -lat•ing. to remove from isolation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. deism deist Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language