/ Dictionary / Index P polyhedron: Meaning and Definition of Find definitions for: pol•y•he•dron Pronunciation: (pol"ē-hē'drun), [key] — pl. -drons, -dra a solid figure having many faces. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: polyhedron (Thesaurus) polyhedral angle polyhistor Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language