ultraviolet

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ul·tra·vi·o·let

 (ŭl′trə-vī′ə-lĭt)
adj. Abbr. UV
1. Of or relating to electromagnetic radiation between violet visible light and x-rays in the electromagnetic spectrum, having frequencies between 790 terahertz and 30 petahertz and wavelengths between 380 nanometers and 10 nanometers.
2. Of or relating to a light bulb that emits ultraviolet radiation.
n.
The ultraviolet range of electromagnetic radiation: Sunburns result from radiation in the ultraviolet.

ultraviolet

(ˌʌltrəˈvaɪəlɪt)
n
(General Physics) 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
adj
(General Physics) of, relating to, or consisting of radiation lying in the ultraviolet: ultraviolet radiation. Abbreviation: UV

ul•tra•vi•o•let

(ˌʌl trəˈvaɪ ə lɪt)

adj.
1. pertaining to electromagnetic radiation having wavelengths in the range of approximately 5–400 nm, shorter than visible light but longer than x-rays.
2. pertaining to, producing, or using light having such wavelengths: an ultraviolet lamp. Compare infrared.
n.
3. ultraviolet radiation.
[1870–75]

ul·tra·vi·o·let

(ŭl′trə-vī′ə-lĭt)
Adjective
Relating to electromagnetic radiation having wavelengths shorter than those of visible light but longer than those of x-rays. See more at electromagnetic spectrum.
Noun
Ultraviolet light or the ultraviolet part of the spectrum. See Note at infrared.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ultraviolet - radiation lying in the ultraviolet rangeultraviolet - radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays
actinic radiation, actinic ray - electromagnetic radiation that can produce photochemical reactions
sun-ray, sunray - a ray of artificial ultraviolet light from a sunray lamp
Adj.1.ultraviolet - having or employing wavelengths shorter than light but longer than X-raysultraviolet - having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end; "ultraviolet radiation"; "an ultraviolet lamp"
invisible, unseeable - impossible or nearly impossible to see; imperceptible by the eye; "the invisible man"; "invisible rays"; "an invisible hinge"; "invisible mending"
Translations
فَوْق البَنَفْسَجي
ultrafialový
ultraviolet
ultravioletti
ibolyántúli
útfjólublár
ultravioletinis
ultraviolets
ultravioleta
ultrafialový
ultraviolett
mor ötesi

ultraviolet

[ˈʌltrəˈvaɪəlɪt]
A. ADJultravioleta inv
B. CPD ultraviolet light Nluz f ultravioleta
ultraviolet radiation Nradiación f ultravioleta
ultraviolet rays NPLrayos mpl ultravioleta
ultraviolet treatment Ntratamiento m de onda ultravioleta

ultraviolet

[ˌʌltrəˈvaɪələt] adj [rays] → ultraviolet(te); [lamp] → à UV

ultraviolet

[ˌʌltrəˈvaɪəlɪt] adjultravioletto/a

ultraviolet

(altrəˈvaiəlit) adjective
(of light) consisting of rays from the invisible part of the spectrum beyond the purple, that have an effect on the skin, eg causing suntan.

ul·tra·vi·o·let

a. ultravioleta, que se extiende más allá de la zona violeta del espectro;
___ raysrayos ___;
___ therapyterapia de radiación ___.

ultraviolet

adj ultravioleta
References in periodicals archive ?
In all cases, LEDs across a spectrum spanning from near UV to visible, to near IR are being employed for a variety of monitoring tasks, including oxygen saturation and pulse rate.
Imec s new ARC, targeting the UV range, shows excellent performance at near UV wavelengths, with Quantum Efficiency (Q.
Heraeus Noblelight's newly-formed Optoelectronics division develops customer-optimized LED solutions in the near UV spectrum.
The organic UV absorber alone or with lignin stabilizer show better results but the upper limit was found at near UV region (T > 10% for "[lambda] > 390 nm).
Chambers offer independent control of near UV and cool white lamps and allow testing to exact, required confirmatory exposure levels.
The Next-Generation White LEDs under EL-SEED's development are formed in a very simple structure consisting of a specially doped, mono-crystalline silicon carbide (SiC) substrate capable of converting near UV light into a variety of white light, coupled with a near-UV LED attached to the SiC substrate.
Pure cellulose absorbs visible light only to a small extent, while absorption in near UV spectral region is more pronounced.
TiO2 can use natural (solar) UV radiation and has an appropriate energetic separation between its valence and conduction bands, which can be surpassed by the energy of a solar photon and therefore absorbs in the near UV light i.