• (n. pl.) A division of Lepidoptera including all the butterflies. They differ from other Lepidoptera in having club-shaped antennae.
Rhop`a·loc'e·ra noun plural [ New Latin , from Greek ......... a club + ......... ahorn.] (Zoology) A division of Lepidoptera including all the butterflies. They differ from other Lepidoptera in having club-shaped antennæ.