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Meaning of emission line | Babel Free

Noun CEFR B2

Definitions

A spectral line resulting from the emission of electromagnetic radiation from an atom or other species as it decays from an excited state to one of lower energy.

CEFR level

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

See also

emission nebula emission spectrum emission theory Emissions emissions test emissions trading

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