ECDYSIS
molt, molting, moult, moulting, ecdysis
(noun) periodic shedding of the cuticle in arthropods or the outer skin in reptiles
Source: WordNet® 3.1
Etymology
Noun
ecdysis (countable and uncountable, plural ecdyses)
The shedding of an outer layer of skin in snakes and certain other animals; moulting
The shedding of an exoskeleton, as in insects and crustaceans.
Source: Wiktionary
Ec"dy*sis, n.; pl. Ecdyses. Etym: [NL., fr. Gr. 'e`kdysis a getting
out, fr. 'ekdy`ein, to put off; 'ek out + dy`ein to enter.] (Biol.)
Definition: The act of shedding, or casting off, an outer cuticular layer,
as in the case of serpents, lobsters, etc.; a coming out; as, the
ecdysis of the pupa from its shell; exuviation.
Source: Webster’s Unabridged Dictionary 1913 Edition