the yellowish-red chief pigment, CHNO, of human bile, derived from biliverdin and found in small quantities in blood and urine: high concentrations change the color of blood and urine and result in jaundice
Origin of bilirubinModern Latin from Classical Latin bilis, bile + ruber, red + -in
A reddish-yellow bile pigment, C33H36N4O6, derived from the degradation of heme.
Origin of bilirubinLatin bīlis bile ruber red ; see reudh- in Indo-European roots. -in