seacock

[ see-kok ]
/ ˈsiˌkɒk /

noun Nautical.

a valve in the hull of a vessel for admitting outside water into some part of the hull, as a ballast tank.
Also called sea connection.

Origin of seacock

First recorded in 1660–70; sea + cock1

Example sentences from the Web for seacock

British Dictionary definitions for seacock

seacock
/ (ˈsiːˌkɒk) /

noun

nautical a valve in the hull of a vessel below the water line for admitting sea water or for pumping out bilge water