stopcock

Từ điển Oxford Advanced Learner 8th

stop·cock [stopcock stopcocks] BrE [ˈstɒpkɒk] NAmE [ˈstɑːpkɑːk] (also cock) noun
a tap that controls the flow of liquid or gas through a pipe
•If you have a burst pipe, turn off the stopcock immediately.
See also: ↑cock

• Từ đồng nghĩa / Synonyms:
  cock, turncock