ureanitrogen
nounUK /jʊˈriːəˌnaɪtrədʒən/
US /jʊˈriːəˌnaɪtrədʒən/
Urea nitrogen is a form of nitrogen found in pee that comes from the body breaking down protein.
The doctor checked the blood urea nitrogen to see how well the kidneys were working.
OTHER MEANINGS
2. A laboratory measurement of the nitrogen that comes from urea in a blood sample.
Her urea nitrogen level was slightly high, so the vet ordered more tests.
3. The nitrogen portion of urea used in fertilizers and animal feed.
Farmers value urea nitrogen because it releases nitrogen slowly into the soil.
4. A value used to estimate how well the kidneys are filtering waste.
Doctors compare urea nitrogen with creatinine to judge kidney health.