vaginate

[vaj-uh-nit, -neyt] /ˈvædʒ ə nɪt, -ˌneɪt/
adjective, Botany
1.
having a vagina or sheath; sheathed.
Origin
1840-50; < Neo-Latin vāgīnātus. See vagina, -ate1
British Dictionary definitions for vaginate

vaginate

/ˈvædʒɪnɪt; -ˌneɪt/
adjective
1.
(esp of plant parts) having a sheath; sheathed: a vaginate leaf
vaginate in Medicine

vaginate vag·i·nate (vāj'ə-nĭt, -nāt') or vag·i·nat·ed (-nā'tĭd)
adj.

  1. Forming or enclosed in a sheath.

  2. Resembling a sheath.