| 单词 | urea |
| 释义 | urea —ureal, ureic, adj. /yoo ree"euh, yoor"ee euh/, n. 1. Biochem. a compound, CO(NH2)2, occurring in urine and other body fluids as a product of protein metabolism. 2. Chem. a water-soluble powder form of this compound, obtained by the reaction of liquid ammonia and liquid carbon dioxide: used as a fertilizer, animal feed, in the synthesis of plastics, resins, and barbiturates, and in medicine as a diuretic and in the diagnosis of kidney function. Also called carbamide. [1800-10; < NL < F urée; ult. < Gk oûron urine or oureîn to urinate; see URO-1] |
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