light spectrum
English
Etymology
light (“visible”) + spectrum (“range of electromagnetic wavelengths”)
Noun
light spectrum (plural light spectrums or light spectra)
- (physics) The portion of the electromagnetic spectrum that is visible to humans.
- (physics) an extension of the human-visible spectrum to include near-visible wavelengths, primarily near infrared.
Synonyms
- (visible to humans): visible light
Translations
range of colors — see spectrum