MOULT

molt, molting, moult, moulting, ecdysis

(noun) periodic shedding of the cuticle in arthropods or the outer skin in reptiles

shed, molt, exuviate, moult, slough

(verb) cast off hair, skin, horn, or feathers; “our dog sheds every Spring”

Source: WordNet® 3.1

Etymology

Noun

moult (plural moults)

The process of shedding or losing a covering of fur, feathers or skin etc.

The skin or feathers cast off during the process of moulting.

Synonym: exuvia

Verb

moult (third-person singular simple present moults, present participle moulting, simple past and past participle moulted)

(intransitive) To shed or lose a covering of hair or fur, feathers, skin, horns, etc, and replace it with a fresh one.

Synonyms: shed, slough

(transitive) To shed in such a manner.

Proper noun

Moult (plural Moults)

A surname.

Source: Wiktionary

Molt, Moult, v. i. [imp. & p. p. Molted or Moulted; p. pr. & vb. n. Molting or Moulting.] Etym: [OE. mouten, L. mutare. See Mew to molt, and cf. Mute, v. t.] [The prevalent spelling is, perhaps, moult; but as the u has not been inserted in the otherwords of this class, as, bolt, colt, dolt, etc., it is desirable to complete the analogy by the spelling molt.]

Definition: To shed or cast the hair, feathers, skin, horns, or the like, as an animal or a bird. Bacon.

Molt, Moult, v. t.

Definition: To cast, as the hair, skin, feathers, or the like; to shed.

Molt, Moult, n.

Definition: The act or process of changing the feathers, hair, skin, etc.; molting.

Moult, v. & n.

Definition: See Molt.

Source: Webster’s Unabridged Dictionary 1913 Edition