English > ultraviolet: 2 senses > noun 1, phenomenonMeaning | Radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays. |
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Synonyms | ultraviolet radiation, ultraviolet light, ultraviolet illumination, UV |
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Narrower | sunray, sun-ray | A ray of artificial ultraviolet light from a sunray lamp |
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Broader | actinic radiation, actinic ray | electromagnetic radiation that can produce photochemical reactions |
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Spanish | iluminación ultravioleta, luz ultravioleta, radiación ultravioleta, rayos ultravioleta, ultravioleta |
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Catalan | raigs ultraviolats, ultraviolat |
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Adjectives | ultraviolet | having or employing wavelengths shorter than light but longer than X-rays |
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