英语词汇hesper-的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

hesper-stem of Hesperus, used in the same sense as hesperid-, as the radical part of several chemical terms, as heˈsperic, hespeˈretic, hespeˈrinic, hespeˈrisic adjs., denominating acids. hespeˈretin, -ˈetol: see quots.1881Watts Dict. Chem. VIII. 1029 Hesperetic acid, C₁₀H₁₀O₄, is likewise formed by the action of alkalis on hesperidin.Ibid. 1028 Hesperidin is a glucoside, and is resolved by dilute acids into glucose and hesperetin C₁₆H₁₄O₆.1886Syd. Soc. Lex., Hesperetol C₉H₁₀O₂, a yellowish oil that stiffens in a crystalline manner, obtained by the dry distillation of lime hesperetinate.Ibid., Hesperinic acid, C₆H₆O₃,..obtained by the action of nitric acid on Hesperidene.1889Muir & Morley Watts' Dict. Chem. II. 684 Hesperic acid, C₂₂H₂₈O₇, an acid which may be extracted by alcohol from orange peel in water, a product of the decomposition of hesperidin.

词汇	hesper-
词根词缀	OED hesper-stem of Hesperus, used in the same sense as hesperid-, as the radical part of several chemical terms, as heˈsperic, hespeˈretic, hespeˈrinic, hespeˈrisic adjs., denominating acids. hespeˈretin, -ˈetol: see quots.1881Watts Dict. Chem. VIII. 1029 Hesperetic acid, C₁₀H₁₀O₄, is likewise formed by the action of alkalis on hesperidin.Ibid. 1028 Hesperidin is a glucoside, and is resolved by dilute acids into glucose and hesperetin C₁₆H₁₄O₆.1886Syd. Soc. Lex., Hesperetol C₉H₁₀O₂, a yellowish oil that stiffens in a crystalline manner, obtained by the dry distillation of lime hesperetinate.Ibid., Hesperinic acid, C₆H₆O₃,..obtained by the action of nitric acid on Hesperidene.1889Muir & Morley Watts' Dict. Chem. II. 684 Hesperic acid, C₂₂H₂₈O₇, an acid which may be extracted by alcohol from orange peel in water, a product of the decomposition of hesperidin.
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