/ Dictionary / Index P protein coat: Meaning and Definition of Find definitions for: pro'tein coat" Pronunciation: [key] — Microbiol. Microbiol. capsid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. proteinase proteinoid Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language