Light-spectrum Definition

noun

(physics) The portion of the electromagnetic spectrum that is visible to humans.

Wiktionary

(physics) An extension of the human-visible spectrum to include near-visible wavelengths, primarily near infrared.

Wiktionary

Other Word Forms of Light-spectrum

Noun

Singular:
light-spectrum
Plural:
light spectra, light spectrums

Origin of Light-spectrum

  • light (“visible”) +‎ spectrum (“range of electromagnetic wavelengths”)

    From Wiktionary

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light-spectrum