noun[mass noun] Biochemistry
A colourless crystalline compound which is the main nitrogenous breakdown product of protein metabolism in mammals and is excreted in urine.
More example sentences
- The waste products of protein metabolism are urea and to a lesser extent uric acid and creatinine.
- The chief constituent of the nitrogenous wastes in urine is urea, a product of protein decomposition.
- This enzyme breaks down any urea in the stomach to ammonia and carbon dioxide