near-ul·​tra·​vi·​o·​let ˌnir-ˌəl-trə-ˈvī-(ə-)lət How to pronounce near-ultraviolet (audio)
: of, relating to, or being the longest wavelengths of radiation in the ultraviolet spectrum especially between 300 and 400 nanometers

Examples of near-ultraviolet in a Sentence

Recent Examples on the Web The camera will use its 5.1-foot-wide optical lens to take a 15-second exposure of the sky every 20 seconds, automatically changing filters to view light in every wavelength from near-ultraviolet to the near-infrared. Isaac Schultz / Gizmodo, Quartz, 3 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'near-ultraviolet.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1951, in the meaning defined above

Time Traveler
The first known use of near-ultraviolet was in 1951

Dictionary Entries Near near-ultraviolet

Cite this Entry

“Near-ultraviolet.” Dictionary, Merriam-Webster, Accessed 18 Jun. 2024.

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