hibernaculum noun. [hʌɪbǝ'nakjʊlǝm] Also hybernaculum. Pl. -la [-lǝ]. L17.
[Latin (usu. in pl. -la), from hibernare HIBERNATE: see -CULE.]
1. A greenhouse for wintering plants. Only in L17.

2. Botany & Zoology. A structure which protects (part of) a plant or animal during hibernation. M18.

3. Zoology. The place or nest in which an animal hibernates. L18.

[TahlilGaran] English Dictionary ▲