HIBERNATION
hibernation
(noun) the act of retiring into inactivity; “he emerged from his hibernation to make his first appearance in several years”
hibernation
(noun) cessation from or slowing of activity during the winter; especially slowing of metabolism in some animals
hibernation
(noun) the torpid or resting state in which some animals pass the winter
Source: WordNet® 3.1
Etymology
Noun
hibernation (countable and uncountable, plural hibernations)
(biology) A state of inactivity and metabolic depression in animals during winter.
(computing) A standby state which conserves power without losing the contents of memory.
(space) A state of minimum power consumption
Antonyms
• aestivation
Source: Wiktionary
Hi`ber*na"tion, n. Etym: [Cf. F. hibernation.]
Definition: The act or state of hibernating. Evelyn.
Source: Webster’s Unabridged Dictionary 1913 Edition