seacock


sea·cock

S0184750 (sē′kŏk′)n. A valve in the hull of a boat or ship that may be opened to let in or discharge water, as in filling or emptying a ballast tank.

seacock

(ˈsiːˌkɒk) n (Nautical Terms) nautical a valve in the hull of a vessel below the water line for admitting sea water or for pumping out bilge water

sea•cock

(ˈsiˌkɒk)

n. a valve in the hull of a ship for admitting seawater into some internal chamber, as for ballast. [1660–70]