society > travel > travel by water > vessel, ship, or boat > parts of vessels > body of vessel > bottom or part under water > [noun] > hold > watertight compartment (2)
a waterproof space or container; esp. each of the compartments, with watertight partitions, into which the interior of a large ship is now usually…
A space or chamber partitioned off. In other applications: e.g. one of the watertight divisions of a large ship.