| 单词 | guaiacum |
| 释义 | guaiacum n. 1. any tree of the genus Guaiacum, native to tropical America. 2. (also guaiac) a the hard dense oily timber of some of these, esp. G. officinale. Also called LIGNUM VITAE. b the resin from this used medicinally. Etymology: mod.L f. Sp. guayaco of Haitian orig. |
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