Definition of polyphemus moth
: a very large American silkworm moth (Antheraea polyphemus) of a yellowish or brownish color with a large eyelike spot in each hind wing and a larva that is very large and bright green with silvery tubercles and with oblique white stripes on the sides and that feeds on the oak, chestnut, willow, cherry, apple, and other trees
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Origin and Etymology of polyphemus moth
polyphemus from New Latin (specific epithet of Telea polyphemus), from Latin Polyphemus, a Cyclops; from the eyelike spot on its hind wings
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