belonging or pertaining to the Pieridae, a family of butterflies comprising the whites, sulfurs, etc.
Also called pieridine
[pahy-er-i-dahyn, -din] /paɪˈɛr ɪˌdaɪn, -dɪn/ (Show IPA). any member of the butterfly family Pieridae.
1880-85; < New LatinPieridae, apparently by haplology from *Pierididae, equivalent to Pierid-, stem of Pieris a genus (< GreekPīerís, singular of Pīerídes a name for the Muses; see Pierides) + -idae-id2