argon

noun

ar·​gon ˈär-ˌgän How to pronounce argon (audio)
: a colorless odorless inert gaseous element found in the air and in volcanic gases and used especially in welding, lasers, and electric bulbs see Chemical Elements Table

Examples of argon 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.
Current detectors use heavy atoms like xenon and argon, which should recoil if their nucleus is struck, much like colliding billiard balls. Robert Lea, Space.com, 28 Aug. 2025 Gal-Yam, a coauthor on the study and a leading expert in supernova science, identified the mysterious features in the spectrum that turned out to be silicon, sulfur and argon, Schulz said. Ashley Strickland, CNN Money, 22 Aug. 2025 Instead, their spectrum analysis displayed huge amounts of silicon, sulfur, and argon. Andrew Paul, Popular Science, 20 Aug. 2025 Waterford Wine & Spirits has a special device to inject argon into bottles to protect the wine from oxidation for two weeks. Jordyn Noennig, jsonline.com, 18 July 2025 See All Example Sentences for argon

Word History

Etymology

Greek, neuter of argos idle, lazy, from a- + ergon work; from its relative inertness — more at work

First Known Use

1894, in the meaning defined above

Time Traveler
The first known use of argon was in 1894

Browse Nearby Words

Cite this Entry

“Argon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/argon. Accessed 9 Sep. 2025.

Kids Definition

argon

noun
ar·​gon ˈär-ˌgän How to pronounce argon (audio)
: a colorless odorless element that is a gas found in the air and in volcanic gases and used especially in electric bulbs see element

Medical Definition

argon

noun
ar·​gon ˈär-ˌgän How to pronounce argon (audio)
: a colorless odorless inert gaseous element found in the air and in volcanic gases and used especially in lasers and electric bulbs
symbol Ar
see Chemical Elements Table

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