English Reference

Word

urea

US/jɝˈiə/

UK/jɔːɹˈiə/

Definition

n. a chemical substance found in your urine that helps your body get rid of extra nitrogen. It is also used in fertilizers to help plants grow.

n. an organic compound containing nitrogen, produced in the liver and excreted in the urine. It serves as a primary nitrogenous waste product in mammals and is a key component of synthetic fertilizers.

Examples

“Urea is a waste product that your body removes through urine.”

“Farmers apply urea to the soil to provide essential nitrogen that plants need to grow healthy crops.”

“The high concentration of urea in the blood can indicate kidney failure, as the kidneys are responsible for filtering this compound from the bloodstream.”

Examples

simple

“Urea is a waste product that your body removes through urine.”

contextual

“Farmers apply urea to the soil to provide essential nitrogen that plants need to grow healthy crops.”

complex

“The high concentration of urea in the blood can indicate kidney failure, as the kidneys are responsible for filtering this compound from the bloodstream.”

Real-World Examples

“Hefford hadn’t realised she was suffering from a condition called urea cycle disorder, which meant that her body couldn’t metabolise protein normally.”
The Guardian · 4 Jan 2019

Etymology

From New Latin, from French urée, from Ancient Greek οὖρον (oûron, “urine”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

englishreference.com/q/urea

English Reference