/ Dictionary / Index M molybdous: Meaning and Definition of Find definitions for: mo•lyb•dous Pronunciation: (mu-lib'dus), [key] — adj. Chem. of or containing molybdenum, esp. in its lower valences. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. molybdic mom Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language