outgas

[ out-gas, out-gas ]

verb (used with object)

, out·gassed, out·gas·sing.

1. to remove (adsorbed or occluded gases), usually by heat or reduced pressure.

verb (used without object)

, out·gassed, out·gas·sing.

1. to lose gas.

outgas

/ ˌaʊtˈɡæs /

verb

1. to undergo or cause to undergo the removal of adsorbed or absorbed gas from solids, often by heating in free space

Word History and Origins

Origin of outgas¹

First recorded in 1920–25; out- + gas

Example Sentences

"A comet traveling through the interstellar medium basically is getting cooked by cosmic radiation, forming hydrogen as a result. Our thought was: If this was happening, could you actually trap it in the body, so that when it entered the solar system and it was warmed up, it would outgas that hydrogen?" said co-author of the paper Jennifer Bergner, an astrochemist with the University of California, Berkeley, in a media statement.

From Salon

“They’re like rockets, right? They outgas, and when they spit something out, Newton’s law says you go the other way.”

From Scientific American

Back on board for our safety interval — time budgeted between dives to allow our bodies to outgas nitrogen — I lie down on a cushioned bench in the cabin, barely clinging to my equilibrium, as the others swap stories.

From Washington Post

“It was designed not to outgas”—to leach chemicals—“but it still did. And then one day, I was looking at the plastic wrap around the organic vegetables my wife bought at the grocery store. And I thought, That’s some of the cheapest plastic in the world, and we’re putting it all over our food.”

From Slate

"This warming causes some CO2 to outgas from the ocean, raising atmospheric CO2 concentrations."

From National Geographic