Keelson
Pronunciation : Keel"son
Part of Speech : n.
Etymology : [Akin to Sw. k?lsvin, Dan. kj?lsviin, G. kielschwein; apparently compounded of the words keel and swine; but cf. Norweg. kj?lsvill, where svill is akin to E. sill, n. ] (Shipbuilding)
Definition : Defn: A piece of timber in a ship laid on the middle of the floor timbers over the keel, and binding the floor timbers to the keel; in iron vessels, a structure of plates, situated like the keelson of a timber ship. Cross keelson, a similar structure lying athwart the main keelson, to support the engines and boilers.
Source : Webster's Unabridged Dictionary, 1913