| Noun | 1. | pierid butterfly - any of numerous pale-colored butterflies having three pairs of well-developed legsbutterfly - diurnal insect typically having a slender body with knobbed antennae and broad colorful wings family Pieridae, Pieridae - arthropod family including cabbage butterflies; sulphur butterflies cabbage butterfly - white butterfly whose larvae (cabbageworms) feed on cabbage |