Yoni
Yoni is the Sanskrit word for female genitalia, the source of all life. Its counterpart is the lingam, the phallus.
It is also the divine passage, womb or sacred temple. The word covers a range of meanings, including: place of birth, source, origin, spring, fountain, place of rest, repository, receptacle, seat, abode, home, lair, nest, stable.
http://en.wikipedia.org/wiki/Yoni