dictionary.pt
ultraviolet
adjectivetechnicalcommon/ultɾɐviˈɔlɛtɐ/ul·tra·vi·o·le·ta
Definition
1Of electromagnetic radiation having a wavelength shorter than that of the violet end of the visible spectrum but longer than that of X-rays.
Usage examples
“Ultraviolet light is invisible to the human eye.”
“Wear sunglasses that block ultraviolet rays.”