argon

noun

ar·​gon ˈär-ˌgän 

: 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

Argon plasma coagulation: Ionized argon gas delivers thermal energy (plasma). —Heather Jones, Verywell Health, 12 July 2024

Peering into the heart of the debris left behind by the star’s demise, astronomers led by Claes Fransson of Stockholm University in Sweden spied hints of ionized argon and sulfur—that is, evidence of elements that were so shocked by some external force that their electrons had been stripped away. —Jonathan O'Callaghan, Scientific American, 23 Feb. 2024

This set comes with the wine preserver opener and two capsules filled with ultra-pure argon gas, which is what goes into the bottle when the wine comes out. —Maya Polton, Better Homes & Gardens, 8 Feb. 2024

Georgia Tech Researchers Create First Functional Graphene Semiconductor This heating step is done with an argon quartz tube in which a stack of two SiC chips are placed in a graphite crucible, according to de Heer. —IEEE Spectrum, 18 Jan. 2024

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

Phrases Containing argon

• potassium-argon

Kids Definition

argon

noun

ar·​gon ˈär-ˌgän 

: 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 

: 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