This is termed ceiling of the ship.
·noun The act of splicing slivers. ·see <<Plank>>, ·vt, 4. II. Planking ·p.pr. & ·vb.n. of <<Plank>...
Webster's Dictionary of the English Language
The outside and inside casing of the vessel. ...
The Sailor's Word-Book
·adj Intrinsic; inherent; real. II. Internal ·adj Lying toward the mesial plane; mesial. III. Inte...
Such are the wales, the plank-sheer, the garboard-strakes, and the like. ...
·add. ·adj Designating, or pertaining to, any engine (called an Internal-combustion engine) in which...
This, in a transit of Mercury or Venus across the solar disc, occurs when the planet is just within ...
A valve opening from the outside of a steamer's boiler, in order to allow air to enter the boiler wh...