ultraviolet
radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays (Freq. 3) • Syn: ultraviolet radiation, ultraviolet light, ultraviolet illumination, UV • Hypernyms: actinic radiation, actinic ray • Hyponyms: sunray, sun-ray
having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end (Freq. 2) - ultraviolet radiation - an ultraviolet lamp • Similar to: invisible, unseeable
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