stopcock

noun

1. faucet consisting of a rotating device for regulating flow of a liquid
   Terjemahkan ke Indonesia sumber: wordnet30
2. 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.
   Terjemahkan ke Indonesia sumber: webster1913