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

However, Brazil is affected by Newcastle disease, a virus that often kills poultry, the U.S. Department of Agriculture said, and the country cannot supply the U.S. with eggs for sale in grocery stores or pasteurized liquid eggs for human consumption. —Tom Polansek, USA TODAY, 24 Mar. 2025

Raw milk cheeses are those made with milk that hasn’t been heat-treated, or pasteurized, to kill germs. —Brenda Goodman, CNN, 14 Mar. 2025

Nearly all milk consumed in the U.S. and sold in grocery stores is pasteurized, a process that kills harmful bacteria and extends shelf life. —Kristan Hawkins, Newsweek, 6 Feb. 2025

The yogurt is not pasteurized after fermentation, meaning the live probiotics are not killed off. —Morgan Pearson, Ms, Verywell Health, 14 Mar. 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