ˈpīərə̇s noun
Usage: capitalized
Etymology: New Latin, from Greek, Pierian Muse from Pieria — more at pierian
1. : a small genus of American and Asiatic evergreen shrubs (family Ericaceae) having white flowers in bracted racemes and a cylindrical or urn-shaped corolla — see japanese andromeda , mountain fetterbush
2. : the type genus of Pieridae containing the common cabbage butterflies