| 单词 | copaiba |
| 释义 | copaiba, -aiva|kəʊˈpaɪbə, -ˈeɪbə, -ˈaɪvə|
Also -ayba, -ayva.
[a. Sp. and Pg. copaiba, ad. Braz. cupauba.]
A balsam or resinous juice of aromatic odour and acrid taste, obtained from various S. American trees or shrubs of the genus Copaifera; used in medicine and the arts.
1712E. Cooke Voy. S. Sea 255 Copayba, a Balsam. 1775Clayton in Phil. Trans. LXVI. 105 A gum..of the smell and taste of balsam capavia. 1831J. Davies Manual Mat. Med. 202 Essential Oil of Copaiba, is obtained by distillation. 1863–82Watts Dict. Chem. s.v. Balsam, Brazilian copaiba is light yellow..of various degrees of consistence, from mobile to syrupy. It has a peculiar, aromatic, disagreeable odour, and a persistently bitter and irritating taste. 1875H. C. Wood Therap. (1879) 503.
b. attrib., as copaiba resin, copaiba tree; copaiba balsam (see above); copaiba oil, a volatile, mobile oil obtained by the distillation of copaiba balsam with water.
1811A. T. Thomson Lond. Disp. (1818) 136 The copaiva tree is a native of South America and the Spanish West India Islands. Ibid., The copaiba balsam of the shops is procured by wounding the tree. 1863–72Watts Dict. Chem., Copaiba balsam consists of several resins dissolved in a volatile oil..Copaiba balsam is used in the preparation of lac-varnishes and tracing paper; but its chief application is in medicine, as a remedy in diseases of the urinary passages. |
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