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单词 moroxylic
释义

moroxylicadj.

Origin: A borrowing from Latin. Etymon: Latin moroxylicus.
Etymology: < scientific Latin moroxylicus (in Acidum moroxylicum : M. H. Klaproth 1803, in Allgemeines Jrnl. der Chem. 10 9) < Morus , genus name (see moric adj.) + -oxylon (in e.g. Xanthoxylon xanthoxylon n.) + -icus -ic suffix. N.E.D. (1908) indicates the stress as moroˈxylic.
Chemistry. Obsolete.
moroxylic acid n. a substance isolated from the bark of the white mulberry, Morus alba; (probably) morin. Cf. moric adj.
ΚΠ
1804 M. H. Klaproth in Jrnl. Nat. Philos. Feb. 132 We may therefore provisionally give it the name of moroxylic acid, and the calcareous salt containing it that of moroxylate of lime.
1807 T. Thomson Syst. Chem. (ed. 3) II. 274 A peculiar acid, which he [sc. Klaproth] called moroxylic.
1821 W. T. Brande Man. Chem. (ed. 2) III. 107 The moroxylate of lead thus obtained decomposed by dilute sulphuric acid, furnished a solution of moroxylic acid.
1839 Penny Cycl. XV. 410/1 Moroxylic acid..is obtained by decomposing the natural moroxylate of lime by acetate of lead... Some doubts are however entertained whether it is a peculiar acid.
1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Morate, term for a combination of moric or moroxylic acid with a salifiable base.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2019).
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adj.1804
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