/ Dictionary / Index I isoantibody: Meaning and Definition of Find definitions for: i•so•an•ti•bod•y Pronunciation: (ī"sō-an'ti-bod"ē, -an'tē-), [key] — pl. -bod•ies. (formerly) an alloantibody. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: isoantibody (Thesaurus) isoamyl salicylate isoantigen Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language