ultraviolet

(redirected from Near ultraviolet)
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Related to Near ultraviolet: Ultraviolet Rays, Vacuum ultraviolet

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 ?
HALOGEN LAMP SPECTRUM HAZARDS: Halogen lamp produces a continuous spectrum of light, from near ultraviolet to deep into the infrared.
According to the company, the Perkinamine-based dyes possess a panchromatic absorption (absorbing light across a wide range of wavelengths) from the near infra-red to the visible spectrum and into the near ultraviolet.
Along with new gyros and batteries, astronauts installed the Wide Field Camera 3 during the 13-day mission, giving the telescope a 35X improvement in "discovery efficiency" in near ultraviolet and blue light, according to NASA.
As part of NASA's Extrasolar Planet Observation and Characterization mission, the scientists obtained two separate 24-hour observations of light intensity from Earth in seven bands of visible light, from shorter wavelengths near ultraviolet to longer wavelengths near infrared.
Having an extended measurement range, into both the near infrared and near ultraviolet, enables camouflage materials and UV blockers to be measured.
and Turchi, C, 1992, "Measurement and analysis of near ultraviolet solar radiation", Solar Eng.