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UVA

American  
Or UV-A

noun

  1. ultraviolet light with a relatively long wavelength, able to penetrate the deep layers of the skin.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The NHS advises using sunscreen with an SPF factor of 30 or above and which offers at least 4-star UVA protection.

From BBC • May 26, 2026

Korinek, the UVA professor, says that for now the amount spent on AI computation isn’t so big that a tax on it would provide a windfall.

From The Wall Street Journal • May 7, 2026

Like sunlight, the lamps emit two different types of ultraviolet wavelengths: UVA, which are longer and penetrate more deeply into the skin, and UVB, which are shorter and more easily burn the outer layers.

From Los Angeles Times • May 6, 2026

In fact, there was a time I got annoyed when anyone pushed me on the subject: “When are you going to retire? You can’t teach at UVA forever, can you?”

From The Wall Street Journal • Jan. 9, 2026

“You can’t just raise the UVA flag,” Blackburn said, packing up his materials at the end of the night, “and expect a lot of low-income kids to come out.”

From "Class Matters" by The New York Times

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