BALL COCK


Meaning of BALL COCK in English

a device for regulating the supply of water in a tank, cistern, or the like, consisting essentially of a valve connected to a hollow floating ball which by its rise or fall shuts or opens the valve.

Also, ballcock .

[ 1780-90 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .