Third-person singular simple present indicative form of moult.(verb)
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Use "moults" in a sentence
"Thus in the life-story of an insect or other arthropod, such as a lobster, a spider, or a centipede, there must be a succession of cuticle-castings -- 'moults' or _ecdyses_ as they are often called."
"The tobacco hornworm normally moults five times and then wanders down from its plant to the ground."
"As the worm grows it moults, sloughing off the outer layer."