sternpost noun. ['stǝ:npǝʊst] Also stern-post. L16.
[from STERN noun² + POST noun¹.]
1. Nautical. The aftermost vertical support of a vessel, joined to the keel and (in small vessels) usu. bearing the vessel's rudder. L16.

2. A structure in the hull of an aircraft or the float of a seaplane, analogous to the sternpost of a ship. M20.

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