- a silkworm moth, Callosamia promethea, having reddish-brown wings, each with a border of white or yellow, the larvae of which feed on spicebush and other lauraceous plants.
Origin of Promethea moth
1900–05, Americanism; < New Latin, feminine of Latin Prometheus Prometheus
Also called spicebush silk moth.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018