hibernaculum

[ hahy-ber-nak-yuh-luh m ]
/ ˌhaɪ bərˈnæk yə ləm /

noun, plural hi·ber·nac·u·la [hahy-ber-nak-yuh-luh] /ˌhaɪ bərˈnæk yə lə/.

a protective case or covering, especially for winter, as of an animal or a plant bud.
winter quarters, as of a hibernating animal.
Also hi·ber·nac·le [hahy-ber-nak-uh l] /ˈhaɪ bərˌnæk əl/.

Origin of hibernaculum

1690–1700; < Latin hībernāculum winter residence, equivalent to hībernā(re) (see hibernate) + -culum -cule2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hibernaculum

British Dictionary definitions for hibernaculum

hibernaculum

hibernacle (ˈhaɪbəˌnækəl)

/ (ˌhaɪbəˈnækjʊləm) /

noun plural -ula (-jʊlə) or -les rare

the winter quarters of a hibernating animal
the protective case or covering of a plant bud or animal

Word Origin for hibernaculum

C17: from Latin: winter residence; see hibernate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for hibernaculum

hibernaculum

[ hī′-bər-năkyə-ləm ]

A protective case, covering, or structure, such as a plant bud, in which an organism remains dormant for the winter.
The shelter of a hibernating animal.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.