thermoelectron

American

[thur-moh-i-lek-tron] / ˌθɜr moʊ ɪˈlɛk trɒn /

noun

Physics.

an electron emitted by an incandescent material.

thermoelectron British

/ ˌθɜːməʊɪˈlɛktrɒn /

noun

an electron emitted at high temperature, such as one produced in a thermionic valve

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

thermoelectronic adjective

Etymology

Origin of thermoelectron

First recorded in 1925–30; thermo- + electron

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023