/ Dictionary / Index A aggravating: Meaning and Definition of Find definitions for: ag•gra•vat•ing Pronunciation: (ag'ru-vā"ting), [key] — adj. causing or full of aggravation: I've had an aggravating day. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aggravating (Thesaurus) aggravated aggravation Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language