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单词 marennin
释义

marenninn.

Brit. /məˈrɛnɪn/, U.S. /məˈrɛnən/
Forms: also with capital initial.
Origin: From a proper name, combined with an English element. Etymons: proper name Marennes , -in suffix1.
Etymology: < Marenn- (in the name of Marennes: see Marennes n.) + -in suffix1.
Now rare. Perhaps Obsolete.
The chlorophyll-derived pigment which gives Marennes oysters their characteristic green colour.
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the world > life > biology > substance > pigment > [noun] > human or animal pigments > green
biliverdin1845
oxychlorocruorin1870
marennin1885
turacoverdin1885
the world > matter > colour > named colours > green or greenness > green colouring matter > [noun] > of natural bodies
chlorophyll1819
chlorophyllite1838
xylochlo(e)ric acid1862
phytochlore1866
phycochrome1867
marennin1885
phytochrome1893
1885 E. Ray Lankester in Q. Jrnl. Microsc. Sci. 26 87 I propose henceforward to speak of the blue pigment of Navicula ostrearia as Marennin.
1898 Nat. Sci. Nov. 294 Other forms of greenness..have no connection with copper, but depend upon the presence of a special pigment, Marennin.
1944 J. Grant Hackh's Chem. Dict. (ed. 3) 514/2 Marennin, a green pigment from certain oysters on the French coast, which is derived from the chlorophyll of microorganisms which infest them.
This entry has been updated (OED Third Edition, December 2000; most recently modified version published online March 2022).
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n.1885
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