. | 1. | Anatomy, Zoology.
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| 2. | Botany. the sheath formed by the basal part of certain leaves where they embrace the stem. |

vagina va·gi·na (və-jī'nə)
n. pl. va·gi·nas or va·gi·nae (-nē)
The genital canal in the female, leading from the opening of the vulva to the cervix of the uterus.
A sheathlike anatomical structure.