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Meaning of blue angel | Babel Free

Noun CEFR B2

Definitions

A blue flame produced by lighting one's flatus.
slang
A mollusc of genus Glaucus.

CEFR level

B2

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

See also

blue ant blue antelope blue argus blue asbestos blue ash blue ash tree