/ Dictionary / Index A abscise: Meaning and Definition of Find definitions for: ab•scise Pronunciation: (ab-sīz'), [key] — -scised, -scis•ing. to separate by abscission, as a leaf from a stem. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: abscise (Thesaurus) abscind abscisic acid Related Content Daily Word Quiz: beseech Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language