/ Dictionary / Index A ability grouping: Meaning and Definition of Find definitions for: abil'ity group"ing Pronunciation: [key] — Educ. Educ. tracking. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ability Abimelech 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