/ Dictionary / Index A abettor: Meaning and Definition of Find definitions for: a•bet•tor Pronunciation: (u-bet'ur), [key] — n. a person who abets. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: abettor (Thesaurus) abetalipoproteinemia ab extra* Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language