Meaning of the word cathode in English

What does cathode mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

cathode

US /ˈkæθ.oʊd/
UK /ˈkæθ.əʊd/
"cathode" picture

Noun

the negatively charged electrode by which electrons enter an electrical device, or in a vacuum tube, the electrode that emits electrons.

Example:
In a diode, current flows from the anode to the cathode.
The electron beam originates from the cathode in a CRT.
Antonym: