Hypertext Webster Gateway: "urobilin"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Urobilin \U`ro*bi"lin\, n. [1st uro- + bile + -in.] (Physiol.
Chem.)
A yellow pigment identical with hydrobilirubin, abundant in
the highly colored urine of fever, and also present in normal
urine. See {Urochrome}.
From WordNet (r) 1.7 (wn)
urobilin
n : brown bile pigment formed from urobilinogens and found in
feces and in small amounts in urine
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