a large, yellowish, North American moth (Automeris io) with an eyelike spot on each hind wing: its caterpillar has poisonous, stinging hairs
Origin of io mothafter Io, sense
A large yellowish or reddish-brown North American moth (Automeris io) having a prominent eyelike spot on each hind wing.
Origin of io mothAfter Io, who was tormented by gadflies sent by Hera as a punishment (from the stinging spines of its larvae).
female (top) and male (bottom) io moths
(plural io moths)
- A large yellow moth, Automeris io, found in North America.