Catapult. A piece of mechanism for projecting or throwing a missile.

Carbureter. The device which breaks up the fuel oil, and mixes the proper quantity of air with it before it is drawn into the engine.

Catastrophe. A calamity; a sad ending; loss of life or of property.

Cellular. Made up of small hollows, or compartments; filled with holes.

Celestial. Pertaining to the heavens.

Centrifugal. That force which throws outwardly from a rotating body.

Centripetal. That force, like the attraction of gravity, which draws a body to the center.

Characteristic. Striking; that which is peculiar to some thing or object.

Commensurate. Sufficient; in proper proportion; sufficient for the occasion.

Commercially. Pertaining to the nature of trade; the making of money.