pasteurize

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈpæstəˌraɪz/

US:USA pronunciation: IPAUSA pronunciation: IPA/ˈpæstʃəˌraɪz/

US:USA pronunciation: respellingUSA pronunciation: respelling(paschə rīz′, pastə-)


Inflections of 'pasteurize' (v): (⇒ conjugate)
pasteurizes
v 3rd person singular (US & UK)
pasteurizing
v pres p (US & UK)
pasteurized
v past (US & UK)
pasteurized
v past p (US & UK)

WordReference Random House Learner's Dictionary of American English © 2026
pas•teur•ize /ˈpæstʃəˌraɪz/USA pronunciation   v. [+ object], -ized, -iz•ing. 
  1. Microbiologyto heat (a food, as milk, beer, or wine) to a high temperature to destroy bacteria without changing taste or quality.
pas•teur•i•za•tion /ˌpæstʃərɪˈzeɪʃən/USA pronunciation  n. [uncountable]

WordReference Random House Unabridged Dictionary of American English © 2026
pas•teur•ize  (paschə rīz′, pastə-),USA pronunciation v.t., -ized, -iz•ing. 
  1. Microbiologyto expose (a food, as milk, cheese, yogurt, beer, or wine) to an elevated temperature for a period of time sufficient to destroy certain microorganisms, as those that can produce disease or cause spoilage or undesirable fermentation of food, without radically altering taste or quality.
Also,[esp. Brit.,] pasteur•ise′. 
  • Pasteur + -ize 1880–85
pas′teur•i•zation, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
pasteurize, pasteurise /ˈpæstəˌraɪz; -stjə-; ˈpɑː-/ vb (transitive)
  1. to subject (milk, beer, etc) to pasteurization
  2. rare to subject (a patient) to pasteurism
'pasteurize' also found in these entries (note: many are not synonyms or translations):

Forum discussions with the word(s) "pasteurize" in the title:


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