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ultraviolet light

Definitions of ultraviolet light
  1. noun
    radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays
    synonyms: UV, ultraviolet, ultraviolet illumination, ultraviolet radiation
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    types:
    sun-ray, sunray
    a ray of artificial ultraviolet light from a sunray lamp
    type of:
    actinic radiation, actinic ray
    electromagnetic radiation that can produce photochemical reactions
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