The Collaborative International Dictionary
Cholinic
Cholic \Chol"ic\, Cholinic \Cho*lin"ic\, a. [Gr. ?, from ? bile.] (Physiol. Chem.) Pertaining to, or obtained from, the bile.
Cholic acid (Chem.), a complex organic acid found as a natural constituent of taurocholic and glycocholic acids in the bile, and extracted as a resinous substance, convertible under the influence of ether into white crystals.
Wiktionary
cholinic
a. Relating to, or obtained from, bile; cholic.