A tough kind of sheet brass from which cartridge shells are made.

A process by which an amalgam of gold is applied to metallic surfaces, the mercury being subsequently volatilized, leaving a film of gold or an amalgam containing from 13 to 16% of mercury.

gold laid on by fire gilding

(idiomatic) To take away the most attractive or appealing qualities of something; to destroy an illusion.

(mathematics) A conjecture in number theory regarding the sequences generated by applying the forward difference operator to consecutive prime numbers and leaving the results unsigned, and then repeating this process on consecutive terms in the resulting sequence, and so forth. The first term in every such sequence appears to be 1.

plural of gill cover

plural of Gila

A 649-mile (1,044 km) tributary of the Colorado River which flows through New Mexico and Arizona in the United States.

A Gila monster. / A Gila trout.

A surname. / A city and town in North Dakota.