This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A reddish-yellow bile pigment, C33H36N4O6, derived from the degradation of heme.

n. A bile pigment that is product of the breakdown of the heme portion of hemoglobin. This happens within macrophages as they digest red blood cells. Extremely high levels of bilirubin cause jaundice.

n. A reddish yellow pigment present in human bile, and in that from carnivorous and herbivorous animals; the normal biliary pigment.

n. A red bile-pigment, the chief coloring matter of human bile and that of carnivorous animals, to which the formula C16H18N2O3 has been given.

n. an orange-yellow pigment in the bile that forms as a product of hemoglobin; excess amounts in the blood produce the yellow appearance observed in jaundice

""His bilirubin is not that elevated, and in another hour or so, we'll be coming back to the room, they said.""

animal pigment   

hyperbilirubinemia   

renin    calcineurin    'notha    catecholamine    creatinine    prothrombin    ejecta    fluorspar    aldosterone    antithrombin