/ Dictionary / Index A aggregative: Meaning and Definition of Find definitions for: ag•gre•ga•tive Pronunciation: (ag'ri-gā"tiv), [key] — adj. of or pertaining to an aggregate. forming or tending to form an aggregate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aggregative (Thesaurus) aggregation aggress Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language