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Definition of Vaginal fornix
Medically reviewed by Min Clinic Staff | Updated: January 2026
Vaginal fornix: The anterior (front) and posterior (back) recesses into which the upper vagina is divided. These vaultlike recesses are formed by protrusion of the cervix into the vagina. The fornix uteri is also known as the fornix vaginae (or the vaginal fornices) and the uterine fornices.
The fornix of the vagina in medical Latin is the fornix vaginae. The fornix vaginae is also known as the fornix uteri (the uterine fornix).
In anatomy, a fornix is a vaultlike or arched structure. Fornix is the Latin word for vault or arch.