Kēel'son, n.

noun

(kĕl/sun) (Synop., §130), n. [From keel. Cf. FLOTSON, JETSON.]

Sense 1. (Ship-building.) 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. Totten.

Sense 2. (Iron Ship-building.) A structure of plates, &c., situated like the keelson of a timber ship.

Cross-keelson, a similar structure lying athwart-ships to support engines, boilers, &c.

A diagram of several curved, parallel lines converging at a central junction, marked with the letters a, b, and c.