Pasteurise

//ˈpæst͡ʃəɹaɪz// verb

verb ·Rare ·Advanced level

Definitions

Verb
  1. 1
    To heat food for the purpose of killing harmful organisms such as bacteria, viruses, protozoa, molds, and yeasts. transitive

    "Opolot liked his milk straight from the cow – pasteurising kills both the taste and the savour, he claimed – and hardly diluted."

  2. 2
    heat food in order to kill harmful microorganisms wordnet

Synonyms

All synonyms
pasteurizepasteurize

Example

More examples

"Opolot liked his milk straight from the cow – pasteurising kills both the taste and the savour, he claimed – and hardly diluted."

Etymology

Borrowed from French pasteuriser. From Louis Pasteur, the inventor of the process, + -ise.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.