thermoelectron

[thur-moh-i-lek-tron]

noun Physics.

an electron emitted by an incandescent material.

Origin of thermoelectron

First recorded in 1925–30; thermo- + electron

Related formsther·mo·e·lec·tron·ic

[thur-moh-i-lek-tron-ik, -ee-lek-] /ˌθɜr moʊ ɪ lɛkˈtrɒn ɪk, -ˌi lɛk-/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for thermoelectron

thermoelectron

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