bilin
(ˈbaɪlɪn)
[f. bile + -in.]
A gummy pale yellow mass, formerly considered to be the principal constituent of the bile.
| 1849–52 Todd Cycl. Anat. & Phys. IV. 844/2 Bilin and biliary colouring matter. 1872 Huxley Phys. v. 122 Bilin..is a mixture of two acids in combination with soda. |