MOULTING
molt, molting, moult, moulting, ecdysis
(noun) periodic shedding of the cuticle in arthropods or the outer skin in reptiles
Source: WordNet® 3.1
Verb
moulting
present participle of moult
Noun
moulting (plural moultings)
A moult; the shedding of skin, feathers, etc.
Source: Wiktionary
MOULT
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