/ Dictionary / Index E estimative: Meaning and Definition of Find definitions for: es•ti•ma•tive Pronunciation: (es'tu-mā"tiv), [key] — adj. capable of estimating. pertaining to or based upon estimation; estimated. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. estimation estipulate Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language