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单词 copaiva
释义

copaivan.

Etymology: Previous versions of the OED give the stress as: coˈpaiva.
variant of copaiba n.

Derivatives

coˈpaivate n. a salt of copaivic acid.
ΚΠ
1863 Year-bk. Med. 1862 (New Sydenham Soc.) 194 The next step was..to experiment with copaivic acid or with the copaivate of soda.
coˈpaivic acid n. a crystallizable acid resin (C20H30O2) obtained from copaiba balsam.
ΚΠ
1863 Year-bk. Med. 1862 (New Sydenham Soc.) 194 The next step was..to experiment with copaivic acid or with the copaivate of soda.
copaivene n. ‘the camphene contained in the crystallized hydrochlorate of copaiba oil’ (Watts).
ΚΠ
1864 H. Watts Dict. Chem. II. 17 (heading) Hydrochlorate of Copahene or Copaivene.
This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2019).

> see also

also refers to : copaibacopaivan.
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n.1863
see also
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更新时间:2025/2/24 16:25:55