n. A crystalline, nitrogenous substance, with a sweet
taste, formed from hippuric acid by boiling with hydrochloric acid, and
present in bile united with cholic acid. It is also formed from gelatin
by decomposition with acids. Chemically, it is amido-acetic acid.
Called also glycin, and glycocin.
n. [化]胶糖, 氢氨乙酸