Hibernacle
Pronunciation : Hi*ber"na*cle
Part of Speech : n.
Etymology : [L. hibernaculum a winter residence, pl. hibernacula winter quarters: cf. F. hibernacle. See Hibernate.]
Definition : Defn: That which serves for protection or shelter in winter; winter quarters; as, the hibernacle of an animal or a plant. Martyn.
Source : Webster's Unabridged Dictionary, 1913