/ Dictionary / Index D desmosome: Meaning and Definition of Find definitions for: des•mo•some Pronunciation: (dez'mu-sōm"), [key] — n. Cell Biol. a plaquelike site on a cell surface that functions in maintaining cohesion with an adjacent cell. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. desmopressin acetate Desmoulins Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language