What does ultraviolet rays mean?

Definitions for ultraviolet rays

Here are all the possible meanings and translations of the word ultraviolet rays.

U.S. National Library of Medicine

  1. Ultraviolet Rays

    That portion of the electromagnetic spectrum immediately below the visible range and extending into the x-ray frequencies. The longer wavelengths (near-UV or biotic or vital rays) are necessary for the endogenous synthesis of vitamin D and are also called antirachitic rays; the shorter, ionizing wavelengths (far-UV or abiotic or extravital rays) are viricidal, bactericidal, mutagenic, and carcinogenic and are used as disinfectants.


  1. Chaldean Numerology

    The numerical value of ultraviolet rays in Chaldean Numerology is: 4

  2. Pythagorean Numerology

    The numerical value of ultraviolet rays in Pythagorean Numerology is: 2

Images & Illustrations of ultraviolet rays

  1. ultraviolet raysultraviolet raysultraviolet rays

Translations for ultraviolet rays

From our Multilingual Translation Dictionary

  • ультрафиолетовые лучиRussian
  • ultravioletta strålarSwedish
  • புற ஊதா கதிர்கள்Tamil

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"ultraviolet rays." Definitions.net. STANDS4 LLC, 2018. Web. 20 Feb. 2018. <https://www.definitions.net/definition/ultraviolet rays>.

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