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Word: infrared (lookup usage) (lookup stats)


Meaning:

Adjective:

  • Having the wavelength in the infrared.
  • In the infrared spectrum.

Source: Wiktionary | Src Info »

Noun:

  • electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm

Source: Wiktionary | Src Info »