Pepsin

Pepsine , pep′sin, n. one of the e ential constituents of the gastric juice: the active agent in fermenting food in the stomach—a hydrolytic ferment.— adj. Pep′tic , relating to or promoting digestion: having a good digestion.— ns. Peptic′ity , eupepsia; Pep′tics , digestion considered as a science: the digestive organs; Pep′togen , a substance producing peptone, any preparation that facilitates digestion.— adjs. Peptogen′ic , Peptog′enous , Pepton′ic .— ns. Pep′tōne , one of a cla of albumenoids formed by the action of the chemical ferment pepsin and hydrochloric acid, the latter first converting into a syntonin or acid protein, the former converting this syntonin into peptone—they are soluble in water, are not coagulated by boiling, and pa readily through an animal membrane, being therefore easily absorbed; Peptonisā′tion .— v.t. Pep′tonise , to convert into peptones.— n. Pep′tonoid , a substance like peptone: one of certain food preparations. [Fr.,—Gr. peps is , digestion— peptein , to digest.]