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Updated May 29, 2014

Pregnant woman
Julia Wheeler and Veronika Laws/Photodisc

Definition: The vagina is the muscular passageway from the exterior of a woman's body to the cervix. The vagina is lined with mucous membranes and makes sexual intercourse, menstruation and child birth possible. The vagina can change in size to accommodate the birth of a child. 

Additional structures of the Female Reproductive Tract:

The Clitoris

The Cervix

The Fallopian Tubes

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Pronunciation: vuh-JYE-nuh

Also Known As: birth canal, pussy (slang)

Common Misspellings: vajina, vaginah,

Examples: During the birth of a child contractions help push the baby through the vagina.

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