oxy-fattyadj.

Brit.

/ˌɒksɪˈfati/, U.S.

/ˌɑksiˈfædi/

Origin: Formed within English, by compounding. Etymons: oxy- comb. form², fatty adj.

Etymology: < oxy- comb. form² + fatty adj.

Chemistry. Now rare.

Designating a fatty acid with one or more hydroxyl groups in its molecule. Cf. oxyacid n. 2.

ΚΠ

1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 317 These acids are called lactic acids, after the most important member of the series, and oxy-fatty acids, because they may be derived from the acids C_nH_2nO₂ by the substitution of OH for H; thus: CH₃.CO₂H Acetic acid CH₂OH — CO₂H Oxyacetic acid.

1890 Amer. Naturalist 24 258 The vegetable acids fall into several groups, viz.: The fatty acids (acetic, butyric, etc.), and the oxyfatty acids (glycollic, lactic), both of which are monobasic.

1929 Industr. & Engin. Chem. 21 215/2 In studying the hydrolysis of esters of oxy-fatty acids..he finds [etc.].

1955 Bot. Gaz. 117 55/2 A chemical study of cutin..showed it to be a complex mixture of fatty substances consisting primarily of free fatty acids (normal and oxy-fatty acids), fatty acids combined with monohydric alcohols, and soaps.

This is a new entry (OED Third Edition, March 2005; most recently modified version published online March 2022).

单词	oxy-fatty
释义	oxy-fattyadj. Brit. /ˌɒksɪˈfati/, U.S. /ˌɑksiˈfædi/ Origin: Formed within English, by compounding. Etymons: oxy- comb. form², fatty adj. Etymology: < oxy- comb. form² + fatty adj. Chemistry. Now rare. Designating a fatty acid with one or more hydroxyl groups in its molecule. Cf. oxyacid n. 2. ΚΠ 1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 317 These acids are called lactic acids, after the most important member of the series, and oxy-fatty acids, because they may be derived from the acids C_nH_2nO₂ by the substitution of OH for H; thus: CH₃.CO₂H Acetic acid CH₂OH — CO₂H Oxyacetic acid. 1890 Amer. Naturalist 24 258 The vegetable acids fall into several groups, viz.: The fatty acids (acetic, butyric, etc.), and the oxyfatty acids (glycollic, lactic), both of which are monobasic. 1929 Industr. & Engin. Chem. 21 215/2 In studying the hydrolysis of esters of oxy-fatty acids..he finds [etc.]. 1955 Bot. Gaz. 117 55/2 A chemical study of cutin..showed it to be a complex mixture of fatty substances consisting primarily of free fatty acids (normal and oxy-fatty acids), fatty acids combined with monohydric alcohols, and soaps. This is a new entry (OED Third Edition, March 2005; most recently modified version published online March 2022). < adj.1877
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