Stopcock

Pronunciation

• IPA: /ˈstÉ’pkÉ’k/

Origin

From stop + cock.

Full definition of stopcock

Noun

1. A valve, tap or faucet which regulates the flow of liquid or gas through a pipe.
2. (British) A main shutoff for water to a home from a municipal supply. Usually these valves exist in pairs, on outside the property boundary and one inside the property boundary.