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the part of the electromagnetic spectrum with wavelengths shorter than light but longer than X-rays; in the range 0.4 × 10--6 and 1 × 10--8 metres


Pertaining to ultraviolet radiation. Abbreviated UV.


(1) See ultraviolet light.

(2) A cloud-based storage locker for licensed content from the Digital Entertainment Content Ecosystem (see DECE). Under the Digital HD brand, purchases of Blu-ray discs with redeemable coupons and purchases of movies and TV shows (not rental) from participating online retailers entitles users to keep their content in the UltraViolet cloud and stream or download it as required.

Depending on the retailer's agreement, content might be sharable with friends and family, and parental access can be applied. A physical disc may also be obtainable. See Digital HD, Blu-ray Combo Pack and media locker.
References in periodicals archive ?
The near-ultraviolet observations offer another advantage.
WFC3 will be sensitive to wavelengths from the near-ultraviolet to the near-infrared spectrum.
Sabeus scientists, however, engineered a new system where a longer wavelength of near-ultraviolet light is used to "cold write" the fiber core right through the cladding and the protective polymer.
Using Hubble to take near-ultraviolet images and spectra in late January, he and his colleagues now can measure the concentration of sulfur dioxide at several heights in the planet's cloudy atmosphere.
8 million Joules -- 500 trillion Watts of power for 3 billionths of a second -- of laser energy in the near-ultraviolet spectral region.