1 imperial moth | Definition of imperial moth

imperial moth

noun

Definition of imperial moth

: a large North American saturniid moth (Eacles imperialis) having yellow wings marked with reddish-brown spots and patches

Illustration of imperial moth

Illustration of imperial moth

First Known Use of imperial moth

circa 1904, in the meaning defined above

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More from Merriam-Webster on imperial moth

Britannica.com: Encyclopedia article about imperial moth