pasteurize

verb

pas·​teur·​ize ˈpas-chə-ˌrīz  ˈpas-tyə-  -tə- 

pasteurized; pasteurizing

transitive verb

: to subject to pasteurization

pasteurizer noun

Examples of pasteurize in a Sentence

Recent Examples on the Web

Raw milk includes milk from cows, sheep, goats, or other animals that has not been pasteurized or heat-treated to destroy bacteria, the Florida Department of Health said in the announcement. —Saleen Martin, USA Today, 5 Aug. 2025

The agency notes that pasteurized milk offers the same nutritional benefits without the risks. —Vanessa Etienne, People.com, 5 Aug. 2025

August Egg Company began diverting all eggs to an egg-breaking plant in May for at least 30 days, where eggs are pasteurized and processed into liquid or powdered egg products. —Matthew Robinson, MSNBC Newsweek, 3 July 2025

These pickles are pasteurized, a process that kills all bacteria, including friendly probiotic bacteria. —Jillian Kubala, Health, 5 Aug. 2025

Word History

Etymology

Louis Pasteur

First Known Use

1881, in the meaning defined above

Rhymes for pasteurize

• advertise
• aggrandize
• agonize
• alibis
• alkalies
• alkalis
• amortize
• amplifies
• analyse
• analyze
• anywise
• authorize

Kids Definition

pasteurize

verb

pas·​teur·​ize ˈpas-chə-ˌrīz  ˈpas-tə- 

pasteurized; pasteurizing

: to expose to pasteurization

pasteurizer noun

Etymology

named for Louis Pasteur 1822–1895 French chemist

Medical Definition

pasteurize

transitive verb

pas·​teur·​ize

variants also British pasteurise

ˈpas-chə-ˌrīz  ˈpas-tə- 

pasteurized also British pasteurised; pasteurizing also British pasteurising

: to subject to pasteurization

pasteurizer noun

also British pasteuriser