hibernate

[hi-ber-neyt]
verb (used without object), hibernated, hibernating.
1.
Zoology. to spend the winter in close quarters in a dormant condition, as bears and certain other animals. Compare estivate.
2.
to withdraw or be in seclusion; retire.
3.
to winter in a place with a milder climate: Each winter finds us hibernating in Florida.

Origin:
1795–1805; < Latin hībernātus (past participle of hībernāre to spend the winter). See hibernal, -ate1

hibernation, noun
hibernator, noun
posthibernation, adjective
semihibernation, noun

estivate, hibernate.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
hibernate (ˈhaɪbəˌneɪt)
 
vb
1.  Compare aestivate (of some mammals, reptiles, and amphibians) to pass the winter in a dormant condition with metabolism greatly slowed down
2.  to cease from activity
 
[C19: from Latin hībernāre to spend the winter, from hībernus of winter, from hiems winter]
 
hiber'nation
 
n
 
'hibernator
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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Example sentences for hibernator
To explain the difference take the example of a true hibernator, a chipmunk.
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