PEPSINOGEN

pepsinogen

(noun) precursor of pepsin; stored in the stomach walls and converted to pepsin by hydrochloric acid in the stomach

Source: WordNet® 3.1


Etymology

Noun

pepsinogen (plural pepsinogens)

(biochemistry) A zymogen that is converted into pepsin by the hydrochloric acid in the stomach.

Source: Wiktionary


Pep*sin"o*gen, n. Etym: [Pepsin + -gen.] (Physiol. Chem.)

Definition: The antecedent of the ferment pepsin. A substance contained in the form of granules in the peptic cells of the gastric glands. It is readily convertible into pepsin. Also called propepsin.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

20 January 2025

CHELICERA

(noun) either of the first pair of fang-like appendages near the mouth of an arachnid; often modified for grasping and piercing


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