/ Dictionary / Index E excide: Meaning and Definition of Find definitions for: ex•cide Pronunciation: (ik-sīd'), [key] — -cid•ed, -cid•ing. to cut out; excise. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. exchequer excimer Related Content Daily Word Quiz: alacrity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language