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BNC: 39270 COCA: 25600

argon

noun
/ˈɑːɡɒn/
/ˈɑːrɡɑːn/
[uncountable]
(symbol Ar)
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  1. a chemical element. Argon is a gas that does not react with anything and is used in electric lights.
    Word Originlate 19th cent.: from Greek, neuter of argos ‘idle’, from a- ‘without’ + ergon ‘work’.
BNC: 39270 COCA: 25600
BNC: 39270 COCA: 25600
BNC: 39270 COCA: 25600
argon
Gases: acetylene, ammonia, argon...

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