/ Dictionary / Index P pierid: Meaning and Definition of Find definitions for: pi•er•id Pronunciation: (pī-er'id, pī'ur-), [key] — adj. belonging or pertaining to the Pieridae, a family of butterflies comprising the whites, sulfurs, etc. —n. Also calledany member of the butterfly family Pieridae. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pierid (Thesaurus) Pierian Spring Pierides Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language