/ Dictionary / Index C capsomere: Meaning and Definition of Find definitions for: cap•so•mere Pronunciation: (kap'su-mēr"), [key] — n. any of the protein subunits of a capsid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cap sleeve cap spinning Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language