ultraviolet

IPA: ʌɫtrʌvˈaɪʌɫɪt

Of electromagnetic radiation beyond (higher in frequency than) light visible to the human eye; radiation with wavelengths from 380 to 10 nanometres.
(figurative, physics) Relating to very high energies or very small distances or time spans.

Examples of "ultraviolet" in Sentences

It's that pesky, invisible specter called ultraviolet light.
The band from 0.1 to 0.4 micrometers is called ultraviolet radiation.
The ultraviolet “rays” are not visible; thus it is incorrect to call ultraviolet energy ultraviolet “light.”
"Glass is almost perfectly opaque to deep ultraviolet, which is why it's hard to get a tan through a window," e-mails physicist
Ultraviolet light, also called ultraviolet radiation or UV, is a portion of the electromagnetic spectrum between x-rays and visibility light.
The Restore Clean Water System from HoMedics claims that its built-in ultraviolet lights will kill 99. 9999% of bacteria, 99.99% of viruses and 99.95% of microbial cysts in your drinking water.
Paget, investigated the significance of a green fluorescence visible in ultraviolet light which pointed to adrenaline in the presence of O2, and alkali, and found that this appears to a high degree specific for adrenaline.