Definition of "lysozyme"

lysozyme

/ˈlaɪsəzaɪm/

noun
plural lysozymes
1. (biochemistry) A bacteriolytic (or antibiotic) enzyme found in many animal secretions, and in egg white.
  Quotations
  [Alexander Fleming] had in 1923 discovered lysozyme, an antimicrobial enzyme found in saliva, mucus and tears as part of the body’s first line of defence against invading pathogens.
  2019, Bill Bryson, The Body: A Guide for Occupants, Black Swan (2020), pages 47–48