/ Dictionary / Index I integral domain: Meaning and Definition of Find definitions for: in'tegral domain' Pronunciation: [key] — Math. Math. a commutative ring in which the cancellation law holds true. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. integral curve integral equation 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