/ Dictionary / Index P phenoplast: Meaning and Definition of Find definitions for: phe•no•plast Pronunciation: (fē'nu-plast"), [key] — n. Chem. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: phenoplast (Thesaurus) phenomenon phenosafranine Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language