ballcock

== English == === Alternative forms === ball cock === Etymology === From ball +‎ cock. === Pronunciation === IPA(key): /ˈbɔːlkɒk/ === Noun === ballcock (plural ballcocks) A floating sphere, attached to a lever, that controls the level of liquid in a cistern. ==== Translations ==== ==== See also ==== ball valve === Further reading === ballcock on Wikipedia.Wikipedia