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Meaning of metargon | Babel Free

Noun CEFR B2

Definitions

A supposed noble gas, once thought to exist in minute amounts in the atmosphere as a result of a flawed study of density spectra.

obsolete, uncountable

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

metarhodopsin metarhyolite metaright metarossite metarteriole metarubricyte