Definition of protease in English:


Line breaks: pro¦te|ase
Pronunciation: /ˈprəʊtɪeɪz


  • An enzyme which breaks down proteins and peptides.
    More example sentences
    • Whey contains many types of enzymes, including hydrolases, transferases, lyases, proteases, and lipases.
    • Although starches and fats can be broken down without pancreatic enzymes, pancreatic proteases are crucial for protein digestion.
    • All of the serine proteases and the zinc peptidases of pancreatic secretions are produced in the form of their respective proenzymes.


early 20th century: from protein + -ase.

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