Gastric Juice

(Physiol.) The digestive fluid secreted by the lining membrane of the stomach. It is a clear, transparent fluid, a little saltish, and containing hydrochloric and lactic acids, also a peculiar organic substance called pepsine, q. v. The G. J. di olves the food in the stomach, reducing the nutritious portions of it to a state fit for absorption into the system. See DIGESTION.