/ Dictionary / Index I interchangeable: Meaning and Definition of Find definitions for: in•ter•change•a•ble Pronunciation: (in"tur-chān'ju-bul), [key] — adj. (of two things) capable of being put or used in the place of each other: interchangeable symbols. (of one thing) capable of replacing or changing places with something else: an interchangeable part. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: interchangeable (Thesaurus) interchange interchurch Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language