uv

/juːˈviː/
noun
  1. Ultraviolet radiation; invisible light from the sun or artificial sources that can cause sunburn and skin damage.
    • The glass blocks most UV, so the artwork won't fade.
    • You should wear sunscreen to protect your skin from UV.
    • Some insects can see UV that humans cannot.
adjective
  1. Relating to or emitting ultraviolet light.
    • A UV lamp is used to cure certain types of glue quickly.
    • UV rays are strongest between 10 a.m. and 4 p.m.
    • The museum installed UV filters on all the windows.
What does "uv" mean? | whatsthatwordmean | whatsthatwordmean