WordReference Random House Unabridged Dictionary of American English © 2026
pep•tize
(pep′tīz),USA pronunciation v.t., -tized, -tiz•ing.
pep•tiz′a•ble, adj.
pep′ti•za′tion, n.
pep′tiz•er, n.
- Chemistryto disperse (a substance) into colloidal form, usually in a liquid.
- pept(one) + -ize 1860–65
pep′ti•za′tion, n.
pep′tiz•er, n.