/ Dictionary / Index M mesarch: Meaning and Definition of Find definitions for: mes•arch Pronunciation: (mez'ärk, mes'-, mē'zärk, -särk), [key] — adj. (of a primary xylem or root) developing from both the periphery and the center; having the older cells surrounded by the younger cells. (of a sere) originating in a mesic habitat. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mésalliance Mesa Verde Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language