stopcock
n. நெகிழ்வுக்குழாய், மூடவும் திறக்கவும் வல்லகுழாய் அமைவு.
Stop"cock`, 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. [R.]