Advertisement
Advertisement
cold cathode
noun
, Electronics.
- a cathode, in an electron tube cold-cathodetube or lamp, that emits electrons without having to be heated.
cold cathode
noun
- electronics a cathode from which electrons are emitted at ambient temperature, due to a high potential gradient at the surface
Discover More
Word History and Origins
Origin of cold cathode1
First recorded in 1925–30
Advertisement
Advertisement
Advertisement
Advertisement
Browse