/ Dictionary / Index A ASE: Meaning and Definition of Find definitions for: ASE Pronunciation: [key] See -ase Pronunciation: [key] a suffix used in the names of enzymes: oxidase. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. asdic asea Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language