thermionic

play
adjective therm·ion·ic \ˌthər-(ˌ)mī-ˈä-nik\

Definition of thermionic

  1. :  relating to, using, or being the emission of charged particles (such as electrons) by an incandescent material

Origin and Etymology of thermionic

thermion charged particle from an incandescent source, from therm- + ion

Learn More about thermionic


Seen and Heard

What made you want to look up thermionic? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!