Pronunciation: (pī-er'id, pī'ur-), [key]
belonging or pertaining to the Pieridae, a family of butterflies comprising the whites, sulfurs, etc.
Also called pi•er•i•dine Pronunciation: (pī-er'i-dīn", -din). [key]any member of the butterfly family Pieridae.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.