Today's Word of the Day means...
parietal cell n.
A cell of the gastric glands that secretes hydrochloric acid. Also called acid cell, oxyntic cell.
in biology, one of the cells that are the source of the hydrochloric acid and most of the water in the stomach juices. The cells are located in glands in the lining of the fundus, the part of the stomach that bulges above the entrance from the esophagus, and in the body, or principal part, of the stomach.