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(hl"jn), n.[Gr. "a°ls, "alo°s, salt + -gen: cf. F. halogne.] (Chem.) An electro-negative element or radical, which, by combination with a metal, forms a haloid salt; especially, chlorine, bromine, and iodine; sometimes, also, fluorine and cyanogen. See Chlorine family, under Chlorine. スポンサード リンク
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