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argon

Line breaks: argon
Pronunciation: /ˈɑːɡɒn
 
/

Definition of argon in English:

noun

[mass noun]
The chemical element of atomic number 18, an inert gaseous element of the noble gas group. Argon is the commonest noble gas, making up nearly one per cent of the earth’s atmosphere. (Symbol: Ar)
Example sentences
  • It is the sixth most abundant gas in the atmosphere after nitrogen, oxygen, argon, carbon dioxide, and neon.
  • Initially, I guessed and told her they might package the salad in an inert or nonoxygen atmosphere of nitrogen or maybe argon.
  • Gas lasers use gases such as argon, carbon dioxide, neon, and nitrogen.

Origin

late 19th century: from Greek, neuter of argos 'idle', from a- 'without' + ergon 'work'.

Words that rhyme with argon

Sargon

Definition of argon in:

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