Dictionary
4 ENTRIES FOUND:

ultraviolet

adjective ul·tra·vi·o·let \ˌəl-trə-ˈvī-(ə-)lət\

—used to describe rays of light that cannot be seen and that are slightly shorter than the rays of violet light

Full Definition of ULTRAVIOLET

1
:  situated beyond the visible spectrum at its violet end —used of radiation having a wavelength shorter than wavelengths of visible light and longer than those of X-rays
2
:  relating to, producing, or employing ultraviolet radiation
ultraviolet noun

First Known Use of ULTRAVIOLET

1840

Rhymes with ULTRAVIOLET

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