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Meaning of light spectrum | Babel Free

Noun CEFR B2

Definitions

The portion of the electromagnetic spectrum that is visible to humans.
an extension of the human-visible spectrum to include near-visible wavelengths, primarily near infrared.

CEFR level

B2

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

See also

light stepper Light Sussex light switch light table light therapy light time