/lam"peuh rid/ , n.
1. any of several beetles of the family Lampyridae, comprising the fireflies.
adj.
2. belonging or pertaining to the lampyrids.
[ 1890-95; Lampyridae glowworm family, equiv. to Lampyr ( is ) type genus ( lampyrís glowworm; see LAMP) + -idae -ID 2 ]