/ Dictionary / Index A antimonous: Meaning and Definition of Find definitions for: an•ti•mo•nous Pronunciation: (an'tu-mu-nus, -mō"nus), [key] — adj. Chem. of or containing antimony, esp. in the trivalent state. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antimonide antimonsoon Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language