\hˌa͡ɪpə͡ʊtˈə͡ʊniə], \hˌa‍ɪpə‍ʊtˈə‍ʊniə], \h_ˌaɪ_p_əʊ_t_ˈəʊ_n_i__ə]\
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2006 - WordNet 3.0
By Princeton University
2010 - Medical Dictionary Database
By DataStellar Co., Ltd
1920 - A practical medical dictionary.
By Stedman, Thomas Lathrop
1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland
1916 - Appleton's medical dictionary
By Smith Ely Jelliffe

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Ultraviolet Ray

  • That portion electromagnetic spectrum immediately below visible range extending into x-ray frequencies. longer near-biotic vital necessary for endogenous synthesis of vitamin D and are also called antirachitic rays; the shorter, ionizing wavelengths (far-UV or abiotic extravital rays) viricidal, bactericidal, mutagenic, carcinogenic used as disinfectants.
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