degas
verb
de·gas (ˌ)dē-ˈgas 
degassed; degassing; degases or degasses
transitive verb
: to remove gas from
degas an electron tube
Example Sentences
Recent Examples on the Web Lava from this latest outbreak is actively spattering and degassing, but no flow has yet formed, the USGS said. 
Doug Stanglin, USA TODAY, 13 May 2018 Oddly enough, Singer said there is little evidence of surface degassing at Laguna del Maule. Erik Klemetti, WIRED, 1 Nov. 2013
Doug Stanglin, USA TODAY, 13 May 2018 Oddly enough, Singer said there is little evidence of surface degassing at Laguna del Maule. Erik Klemetti, WIRED, 1 Nov. 2013 Word History
First Known Use
1928, in the meaning defined above
Biographical Definition
Degas
biographical name
De·gas də-ˈgä
(Hilaire-Germain-) Edgar 1834–1917 French artist