inert gas

noun

Examples of inert gas in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
To protect the cargo, the capsule is pressurized with nitrogen or some other inert gas. David Szondy june 22, New Atlas, 22 June 2026 The inert gas keeps their rocket hardware safe by pushing out more volatile propellants in the case of a scrub. Richard Tribou, The Orlando Sentinel, 4 Apr. 2026 As my vial was labeled using a typewriter, the original bottle was flushed with inert gas, sealed instantly, and returned to its dark room for protection. Danielle James, Allure, 12 Feb. 2026 The best energy-efficient windows feature multiple panes of glass filled with an inert gas, typically argon or krypton, that further insulates the window. Amy Deyoung, USA Today, 28 Jan. 2026 See All Example Sentences for inert gas

Word History

First Known Use

1902, in the meaning defined above

Time Traveler
The first known use of inert gas was in 1902

Browse Nearby Words

Cite this Entry

“Inert gas.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inert%20gas. Accessed 29 Jun. 2026.

Medical Definition

inert gas

noun

More from Merriam-Webster on inert gas

Love words? Need even more definitions?

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

More from Merriam-Webster