/ Dictionary / Index I interval estimate: Meaning and Definition of Find definitions for: in'terval es"timate Pronunciation: [key] — Statistics. Statistics. the interval used as an estimate in interval estimation; a confidence interval. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. intervale interval estimation Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language