noun, noun which may take the genitive case particle 'no'
ultraviolet; UV
Abbreviation of 紫外線 (ultraviolet rays). Used as a noun or adjectivally with の, especially in technical or product contexts.
紫外カットのサングラスを買った。
I bought sunglasses with UV protection.
紫外領域の光は目に見えない。
Light in the ultraviolet range is invisible to the eye.