noun
- Brown bile pigment formed from urobilinogens and found in feces and in small amounts in urine. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). urobilin. Retrieved September 21, 2026, from http://smartdefine.org/urobilin/definitions/1248141 |
| Chicago | WordNet. 2010. "urobilin" http://smartdefine.org/urobilin/definitions/1248141 (accessed September 21, 2026). |
| Harvard | WordNet 2010, urobilin, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/urobilin/definitions/1248141>. |
| MLA | WordNet. "urobilin" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/urobilin/definitions/1248141> |