/ Dictionary / Index M mesic: Meaning and Definition of Find definitions for: mes•ic Pronunciation: (mez'ik, mes'-, mē'zik, -sik), [key] — adj. of, pertaining to, or adapted to an environment having a balanced supply of moisture. mes•ic Pronunciation: (mē'zik, -sik, mez'ik, mes'-), [key] — adj. Physics. of or pertaining to a meson; mesonic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mesic (Thesaurus) mesial mesitylene Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language