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Definition of ultraviolet adjective from the Oxford Advanced Learner's Dictionary

ultraviolet

adjective
 
/ˌʌltrəˈvaɪələt/
 
/ˌʌltrəˈvaɪələt/
(abbreviation UV)
[usually before noun] (physics)
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  1. of or using electromagnetic waves that are just shorter than those of violet light in the spectrum and that cannot be seen
    • ultraviolet rays (= that cause the skin to go darker)
    • an ultraviolet lamp
    compare infraredTopics Physics and chemistryc2
    Oxford Collocations DictionaryUltraviolet is used with these nouns:
    • light
    • radiation
    • ray
    See full entry
See ultraviolet in the Oxford Advanced American DictionarySee ultraviolet in the Oxford Learner's Dictionary of Academic English
hat-trick
noun
 
 
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