| 释义 |
costus|ˈkɒstəs|
[f. L. costus, Gr. κόστος, an Oriental aromatic plant.]
In full costus root: the fragrant root of the plant Saussurea lappa, indigenous to Kashmir, that yields an essential oil used in perfumery, etc. Cf. cost n.3
1607Topsell Four-f. Beasts 376 Take of the roote called Costus two ounces. 1821J. Smyth Pract. of Customs (ed. 2) 70 Costus. There are two sorts of this article, the sweet and the bitter, the sweet is a small root very like..to the Turmerick. 1885Bible Exod. (R.V.) xxx. 24 And of cassia (v.r. costus) five hundred. 1889Cent. Dict., Costus-root. 1915Jrnl. Chem. Soc. CVIII. i. 275 Costus root oil. 1922Schlich Man. Forestry (ed. 4) I. 133 Saussurea Lappa yields the valuable costus oil. |