fusors

Noun

fusor (plural fusors)

1. A coin melter.
   • There were proper officers in the exchequer for performing theſe operations, such as a peſour for weighing, and a fuſor for melting the coins that were to be tried; and theſe officers were furniſhed with proper inſtruments and conveniencies for their reſpective works.1789, The History of Great Britain, page 515
2. A celestial body that, through self-gravity, is able to perform nuclear fusion within its core, at any point in its life. These include stars, stellar remnants, and brown dwarfs.
3. (experimental physics, nuclear physics) An electrostatic inertial confinement fusion apparatus. A device that causes nuclear fusion through electrostatic field compression of the fusion fuel.