You searched for: “electron device
electron device
1. An instrument whose operation involves the motion of electrical charge carriers in a gas, semiconductor, or vacuum.
2. A device or tool in which conduction is principally by electrons moving through a vacuum, gas, or semiconductor; such as, in a crystal diode, electron tube, transistor, or selenium rectifier.
This entry is located in the following units: electro-, electr-, electri- (page 48) -tron, -tronic, -tronics + (page 3)