The median slit located inferior and posterior to the external urethral orifice in the female; the exit for menstrual flow and birth and the entrance for the penis during sexual intercourse; the size and appearance of the vaginal orifice varies inversely with that of the hymen (G. membrane), a thin fold of mucous membrane that surrounds the vaginal orifice [ MP:0001142 ]

Synonyms: orifice of vagina vagina opening vaginal orifice opening of vagina ostium vaginae

This is just here as a test because I lose it