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moult

British  
/ məʊlt /

verb

  1. (of birds, mammals, reptiles, and arthropods) to shed (feathers, hair, skin, or cuticle)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the periodic process of moulting See also ecdysis

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • moulter noun

Etymology

Origin of moult

C14 mouten, from Old English mūtian, as in bimūtian to exchange for, from Latin mūtāre to change

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But in 2022-24 Antarctic sea ice shrank significantly, largely down to climate change, depriving the birds of safe places to moult.

From BBC

Each moult leaves a capsule behind, forming a stack thought to confuse predators.

From BBC

Historically, brightly coloured lobsters were thought to be more vulnerable to predators, especially when young or moulting.

From BBC

I feel like I moulted out of an old skin and I'm a new woman!

From BBC

Lobsters and other crustaceans, for example, keep a supply of ACC in their stomachs, which they use to build a new shell after moulting.

From Science Daily