also: ユーブイ
ultraviolet; UV; ultraviolet rays
Refers to ultraviolet light or radiation; commonly used in contexts like UV protection, UV index, and UV curing.
See also: 紫外線
Sunscreen blocks UV rays.
In summer you're exposed to strong UV rays, so sunscreen is necessary.
Today's UV index is high.
I make sure to take UV protection measures before going out.
I bought a UV-blocking parasol.
The UV index is high today, so please be careful.