Stopcock

n.	1.	A bib, faucet, or short pipe, fitted with a turning stopper or plug for permitting or restraining the flow of a liquid or gas; a cock or valve for checking or regulating the flow of water, gas, etc., through or from a pipe, etc.
	2.	The turning plug, stopper, or spigot of a faucet.

Noun

1.

stopcock - faucet consisting of a rotating device for regulating flow of a liquid Synonyms: cock, turncock

cock, faucet, turncock