/ Dictionary / Index M mesocarp: Meaning and Definition of Find definitions for: mes•o•carp Pronunciation: (mez'u-kärp", mes'-, mē'zu-, -su-), [key] — n. Bot. the middle layer of pericarp, as the fleshy part of certain fruits. See diag. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mesocarp (Thesaurus) mesocardium mesocecum Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language