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单词 monoethyl
释义

monoethyladj.

Brit. /ˌmɒnə(ʊ)ˈiːθ(ɪ)l/, /ˌmɒnə(ʊ)ˈɛθ(ɪ)l/, U.S. /ˌmɑnoʊˈɛθ(ə)l/
Forms: 1800s– monethyl, 1800s– monoethyl.
Origin: Formed within English, by compounding. Etymons: mono- comb. form, ethyl n.
Etymology: < mono- comb. form + ethyl n. Compare slightly earlier monoethylic adj.
Chemistry.
attributive. Containing one ethyl group.
ΚΠ
1871 H. E. Roscoe Lessons Elem. Chem. (new ed.) xxxi. 339 Monœthyl phosphine.
1881 Academy 14 May 360/2 An ethylether malic acid isomeric with the monethyl malate of Desmondisir.
1934 C. C. Steele Introd. Plant Biochem. xix. 221 ‘Persian berries’ (Rhamnus) contain quercetin, together with its dimethyl ether rhamnazin, and its monoethyl ether glucoside, xanthorhamnin.
1953 A. G. E. Pearse Histochem. xv. 350 The fluorescence spectrum of an ethylene glycol monoethyl ether extract of a carcinoid tumour was almost the same as that given by a solution of xanthopterin.
1977 Jrnl. Microsc. 110 51 Substitution of an inert (ethylene glycol-ethylene glycol monethyl ether) dehydration technique did not alter the final result.
2000 Biochem. Jrnl. 346 545 The effect of the drug is abolished by supplementation with GSH or GSH monoethyl ester.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).
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adj.1871
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