ultraviolet
BrE /ʌltrəˈvaɪlət/ AmE /ʌltrəˈvaɪlət/
noun / adjective en → es
a type of electromagnetic radiation with a wavelength shorter than visible light but longer than X-rays, which can cause sunburn and damage to the skin
radiación ultravioleta
Collocations ultraviolet radiation · protect against ultraviolet
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The sun's ultraviolet rays can be harmful.
Los rayos ultravioleta del sol pueden ser perjudiciales.
light that is invisible to the human eye but can be detected by special cameras or sensors
luz ultravioleta
Collocations ultraviolet light · detect ultraviolet
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Scientists use ultraviolet light to study chemical reactions.
Los científicos usan luz ultravioleta para estudiar reacciones químicas.