from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A colourless product of bilirubin reduction, formed in the intestines by bacterial action.
from The Century Dictionary and Cyclopedia
- n. The colorless mother-substance or chromogen of urobilin.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a chromogen formed in the intestine from the breakdown of bilirubin; yields urobilins on oxidation; some is excreted in the feces and some is resorbed and excreted in bile or urine
urobilin + -o- + -gen (Wiktionary)