bilirubin
/ˈbɪlɪˌruːbɪn/
noun
- A yellow substance produced when the liver breaks down old red blood cells; it is found in bile and can cause jaundice if too much builds up in the body.
- The doctor checked the baby's bilirubin levels to see if she had jaundice.
- High bilirubin can make your skin and eyes look yellow.
- The liver normally filters bilirubin out of the blood.