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ultraviolet |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.26 sec. |
ultravioletAn invisible band of radiation at the upper end of the visible light spectrum. With wavelengths from 10 to 400 nm, ultraviolet starts at the end of visible light and ends at the beginning of X-rays. The primary source of ultraviolet light is the sun. Although ultraviolet (UV) light is widely known as a disinfectant, it is also used to erase EPROM chips. After several minutes of exposure to UV light, the EPROM can be programmed again.
ultraviolet 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 |
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The chapters cover the topics of electrical stimulation, pulsed electromagnetic fields, ultraviolet therapy, therapeutic and diagnostic ultrasound, whirlpool, and Those trials, performed in Greece and reported in the April PEDIATRICS, reduced bilirubin levels by as much as 34 percent and cut the need for ultraviolet therapy more than 40 percent. ultraviolet therapy, low-power lasers, infrared modalities, intermittent compression devices, massage, and traction are all included in the text. |
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