Keelson

[Sarah]

A piece of timber in a ship laid on the middle of the floortimbers over the keel, and binding the floor timbers to the keel; iniron vessels, a structure of plates, situated like the keelson of atimber ship. Cross keelson, a similar structure lying athwart themain keelson, to support the engines and boilers.

[Kai]

Keelson in Canoeing. An internal part of the canoe that runs lengthwise along the keel.

[exinilu]

A centerline structure running the length of a ship and fastening the transverse members of the floor to the keel below.