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Meaning of gas balloon | Babel Free

Noun CEFR B2

Definitions

A type of balloon that rises and floats and is filled with a gas lighter than air, such as helium or hydrogen.

CEFR level

B2

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

See also

gas bar gas bladder gas boat gas bottle gas bracket gas burner