ultraviolet
Invisible, continuous spectrum of light having a wavelength just shorter than the violet end of the visible spectrum but longer than that of x-rays.
Ichthyological terms, not general ones.
Invisible, continuous spectrum of light having a wavelength just shorter than the violet end of the visible spectrum but longer than that of x-rays.
Used to kill bacteria in the water column by exposing it to ultraviolet light.
Abbreviation of ultraviolet.
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