urea
- Noun. (biochemistry) A water-soluble organic compound, CO(NH2)2, formed by the metabolism of proteins and excreted in the urine.
- Noun. (chemistry) Any ''N''-substituted derivative of urea, with the general formula (R1R2N)CO(NR3R4).
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This entry was last updated on RefTopia from its source on 3/20/2012.