Etymology: 17th c.: orig. unkn.
* * *
noun
small moth-like insect having two pairs of hairy membranous wings and aquatic larvae
• Syn: ↑caddis fly, ↑caddice fly, ↑caddice-fly
• Hypernyms: ↑trichopterous insect, ↑trichopteran, ↑trichopteron
Useful english dictionary. 2012.