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单词 supernatancy
释义

supernatancyn.

Brit. /ˌsuːpəˈneɪtnsi/, /ˌsjuːpəˈneɪtnsi/, U.S. /ˌsupərˈneɪtnsi/
Origin: Formed within English, by derivation. Etymons: supernatant adj., -ancy suffix.
Etymology: < supernatant adj.: see -ancy suffix.
Chemistry. rare.
Supernatant liquid.
ΘΚΠ
the world > space > relative position > condition of being external > covering > coating or covering with a layer > [noun] > a coat or covering layer > thin > on liquid
scumc1440
skim1539
float1600
mantle1601
supernatancy1670
flip1682
1670 H. Stubbe Plus Ultra 150 As is observed in the Serum of the blood sometimes, when the supernatancy is whitish, and not transparent.
1968 W. R. Sorenson & T. W. Campbell Preparative Methods Polymer Chem. (ed. 2) iii. 151 The supernatancy is decanted, fresh heptane added, and the process repeated.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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n.1670
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