/ Dictionary / Index M metamer: Meaning and Definition of Find definitions for: met•a•mer Pronunciation: (met'u-mur), [key] — n. Chem. a compound exhibiting metamerism with one or more other compounds. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. metamathematics metamere Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language