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Meaning of inert gas | Babel Free

Noun CEFR B2

Definitions

A gas which does not undergo chemical reactions or does so only under rare circumstances.
A noble gas.
specifically

CEFR level

B2

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

See also

inert gas narcosis inert neutrino inert pair effect inertagram Inertance inerter