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单词 micromole
释义

micromolen.

Brit. /ˈmʌɪkrə(ʊ)məʊl/, U.S. /ˈmaɪkroʊˌmoʊl/, /ˈmaɪkrəˌmoʊl/
Origin: Formed within English, by compounding. Etymons: micro- comb. form, mole n.8
Etymology: < micro- comb. form + mole n.8
Chemistry.
One millionth of a mole.
ΚΠ
1940 Jrnl. Biol. Chem. 132 412 Only the final oxygen consumptions, calculated as micromole per gm. of wet muscle, are reported.
1944 Amer. Jrnl. Bot. 31 114/1 There were 39 micromoles of labile phosphorus.
1954 Jrnl. Biol. Chem. 209 48 (table) The chemical data are expressed in terms of the micromoles of the component per micromole of base.
1960 Proc. National Acad. Sci. U.S.A. 46 622 (caption) The concentration of TPNH was 1 micromole per 3ml. iodoacetate concentration.
1996 New Scientist 21 Dec. 48/2 This is similar to levels in two other cultivars Mercedes and Emperor, grown by amateur gardeners, which have about 60 to 70 micromoles of glucoraphanin per gram of plant.
This is a new entry (OED Third Edition, December 2001; most recently modified version published online March 2022).
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n.1940
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