ultraviolet

Definitions

Aviation

  • adjective referring to or occurring in the invisible part of the light spectrum beyond violet.

Construction

  • Literally beyond violet in the color spectrum. A minor component of the sun's radiation, it is also produced artificially in arc lamps.

Electronics

  • Within the electromagnetic spectrum, the portion extending from the upper limit of visible light, to the longest X-rays. This encompasses from approximately 4 to 400 nanometers. This interval itself is subdivided into the near, far, and extreme ultraviolet regions. Also called ultraviolet region, or ultraviolet range.
  • Pertaining to, generating, detecting, utilizing, or sensitive to ultraviolet radiation.

Food

  • adjective used for describing the range of invisible radiation wavelengths just greater than those of the visible spectrum.

Medical

  • adjective referring to the short invisible rays beyond the violet end of the spectrum, which form the element in sunlight which tans the skin, helps the skin produce Vitamin D and kills bacteria.
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