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ultraviolet
The definition of ultraviolet is relating to electromagnetic radiation with wavelengths shorter than visible light.
(adjective)An example of something ultraviolet is "ultraviolet light" an electromagnetic radiation with a wavelength of up to 400 nanometers.
Ultraviolet is defined as radiation with wavelengths shorter than visible light.
(noun)An example of ultraviolet is a radiation wavelength of up to 400 nanometers.
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See ultraviolet in Webster's New World College Dictionary
adjective
- pertaining to a band of electromagnetic radiation having wavelengths (from c. 5 to c. 400 nanometers) that are shorter than violet light
- of, pertaining to, or producing radiation of such wavelengths
noun
ultraviolet radiation
See ultraviolet in American Heritage Dictionary 4
adjective Abbr. UV
Of or relating to the range of invisible radiation wavelengths from about 4 nanometers, on the border of the x-ray region, to about 380 nanometers, just beyond the violet in the visible spectrum.
noun Ultraviolet light or the ultraviolet part of the spectrum.
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