lysozyme
noun
ly·so·zyme
ˈlī-sə-ˌzīm 
: a basic bacteriolytic protein that hydrolyzes peptidoglycan and is present in egg white and in human tears and saliva
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About 50 years ago, researchers found that one particular bacteria that secreted a lysozyme capable of cutting harmful pathogens like MRSA apart.
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Leslie Nemo,
Discover Magazine,
6 Nov. 2019
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Leslie Nemo,
Discover Magazine,
6 Nov. 2019
Cite this Entry
“Lysozyme.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lysozyme. Accessed 5 Jul. 2026.
Copy CitationMedical Definition
lysozyme
noun
ly·so·zyme
ˈlī-sə-ˌzīm
: a basic bacteriolytic protein that hydrolyzes peptidoglycan and is present in egg white and in saliva and tears
called also muramidase
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