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单词 nucitannic
释义

nucitannicadj.

Origin: Formed within English, by compounding. Etymons: nuci- comb. form, tannic adj.
Etymology: < nuci- comb. form + tannic adj. Compare nucitannin n.
Chemistry. Obsolete. rare.
nucitannic acid n. = nucitannin n.
ΚΠ
1869 T. L. Phipson in Chem. News 3 Sept. 116/1 When the episperm of the walnut is digested for several hours in alcohol, it yields a yellowish liquid, from which a notable amount of gallic acid, ellagic acid, and a new species of tannin, which I will call nucitannic acid, or nucitannin, can be obtained.
1892 F. P. Foster Illustr. Encycl. Med. Dict. IV. 2424/2 Nucitannic acid,..a glucoside occurring in the episperm of walnuts.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online June 2019).
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adj.1869
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