(physics) A unit of surface area equal to 10⁻¹² barns.

(nautical) Any of the most important types of warships, capable of projecting a fleet in being.

present participle of stainproof

The method by which a device performs its function. / The method or practice by which actions are done. / The act or process of operating; agency; the exertion of power, physical, mechanical, or mo...