From Longman Dictionary of Contemporary Englishultravioletul‧tra‧vi‧o‧let /ˌʌltrəˈvaɪəlɪt◂/ adjective (abbreviation UV) HPOultraviolet light cannot be seen by people, but is responsible for making your skin darker when you are in the sunultraviolet radiation/rays ultraviolet radiation from the sun
Examples from the Corpus
ultraviolet• Since 1989 I have measured the ozone layer, solar ultraviolet and the clarity of the air over South-Central Texas.• The amplified products were electrophoresed through a 1.5% agarose gel stained with ethidium bromide and viewed under ultraviolet light.• The extreme ultraviolet power was only a few watts, but it was adequate to detect molecular hydrogen.• The thermal tide may also be responsible for dim ultraviolet radiation observed to come from the middle of the night hemisphere.• If ozone deterioration persisted, they warned, solar ultraviolet radiation would flood Earth.• Large areas, including the United States, continue to get increasingly harmful ultraviolet radiation.• More water has been destroyed by ultraviolet sunlight, torn apart into oxygen and hydrogen.• It will investigate the shorter-wavelength radiation from the objects observed by the ultraviolet telescope.ultraviolet radiation/rays• It allows an insomniac who can not get exposure to sunlight to still benefit from the regulating effects of ultraviolet rays.• Large areas, including the United States, continue to get increasingly harmful ultraviolet radiation.• The satellite, called Astron, is intended to study ultraviolet radiation and X-rays from celestial objects.• High up in the sky was a protective layer of gas that screened out dangerous ultraviolet rays from the sun.• But because ultraviolet radiation is a constant feature of solar radiation, the ozone layer is maintained.• The thermal tide may also be responsible for dim ultraviolet radiation observed to come from the middle of the night hemisphere.• They help deplete the ozone layer, allowing ultraviolet rays to cause deadly skin cancers.• If ozone deterioration persisted, they warned, solar ultraviolet radiation would flood Earth. 