(ˈ)dī|anə- noun
Usage: usually capitalized D
Etymology: New Latin diana (specific epithet of Speyeria diana ), from Latin Diana, Roman goddess of the moon, moon; from the silvery crescents on the wings
: a large butterfly ( Speyeria diana ) mainly of the southern Appalachian region, the male being brown above with a fulvous border and the female bluish black with blue spots