emitter
1 of 1noun/ɪˈmɪtər/
Forms:emitters
1
a place in a voltage-controlling devise in which electrons are created
2
something, such as a device or machine, that releases or sends out something, such as light, sound, or gas
- The smoke emitter released steam into the air.
- The radio emitter broadcasts signals over long distances.
- The heater acts as an emitter of warm air.
- The factory uses an emitter to release gases into the atmosphere.
- The machine is designed to be a low-emission emitter to reduce pollution.