[pep-ee] /ˈpɛp i/
adjective, peppier, peppiest. Informal.
energetic; vigorous; lively.
adjective -pier, -piest
(informal) full of vitality; bouncy or energetic
“full of pep,” 1915, from pep + -y (2).
Energetic; vital; zingy (1918+)
noun 1. a meeting, especially of students before an interscholastic athletic contest, to stimulate group enthusiasm by rousing talks, songs, cheers, etc. noun phrase A meeting where the participants are stimulated to some activity, harder effort, etc: Ceausescu’s pep rally becomes a revolution
U.S. patent filed Sept. 23, 1902, by Caleb D. Bradham (1867-1934), pharmacist and drugstore owner of New Bern, N.C., probably from pepsin; early Pepsi ads tout it as a digestive aid.
[pep-sin] /ˈpɛp sɪn/ noun, Biochemistry. 1. an enzyme, produced in the stomach, that in the presence of hydrochloric acid splits proteins into proteoses and peptones. 2. a commercial form of this substance, obtained from the stomachs of hogs, used as a digestive, as a ferment in the manufacture of cheese, etc. /ˈpɛpsɪn/ noun 1. a […]
- Pepsin a
pepsin A n. The principal digestive enzyme of gastric juice that is formed from pepsinogen and catalyzes the hydrolysis of peptide bonds to form proteoses and peptones.