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单词 meromixis
释义

meromixisn.

Brit. /ˌmɛrə(ʊ)ˈmɪksɪs/, U.S. /ˌmɛroʊˈmɪksᵻs/
Origin: A borrowing from Greek, combined with an English element. Etymons: mero- comb. form1, Greek μίξις.
Etymology: < mero- comb. form1 + ancient Greek μίξις mixing (see mixis n.), after meromictic adj.
Limnology.
The property (of a lake) by which water below a certain depth does not circulate during overturn owing to its high density (usually the result of a high salt concentration).
ΘΚΠ
the world > the earth > water > lake > [noun] > circulation
overturn1911
meromixis1941
1941 Ecol. Monogr. 11 34/2 Apart from crenogenic meromixis, two principal factors play a part in the phenomenon.
1970 Limnol. & Oceanogr. 15 363 The meromixis is described of a small (140 × 50 m) coastal pond on the Sinai shore of the Red Sea.
1976 Nature 2 Sept. 23/2 The emergence of carbonate-free sapropels signals meromixis.
1993 Ecol. Applic. 3 600/2 The likelihood of meromixis is related to the relative volumes of lake water and inflows.
This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022).
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n.1941
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