/ Dictionary / Index U unmortise: Meaning and Definition of Find definitions for: un•mor•tise Pronunciation: (un-môr'tis), [key] — -tised, -tis•ing. to unfasten or separate (something mortised). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. unmoral unmoved mover Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language