light spectrum

EnglishEdit

EtymologyEdit

light ‎(visible) +‎ spectrum ‎(range of electromagnetic wavelengths)

NounEdit

light spectrum ‎(uncountable)

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

SynonymsEdit

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