/ Dictionary / Index I infinite integral: Meaning and Definition of Find definitions for: in'finite in'tegral Pronunciation: [key] — Math. Math. See(def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. infinite decimal infinite product Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language