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lysozyme

[lahy-suh-zahym]
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noun Biochemistry.
  1. an enzyme that is destructive of bacteria and functions as an antiseptic, found in tears, leukocytes, mucus, egg albumin, and certain plants.
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Origin of lysozyme

First recorded in 1920–25; lyso- + (en)zyme
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for lysozyme

lysozyme

noun
  1. an enzyme occurring in tears, certain body tissues, and egg white: destroys bacteria by hydrolysing polysaccharides in their cell walls
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Word Origin

C20: from lyso- + (en) zyme
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for lysozyme

1922, from lyso- + suffix from enzyme.

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Online Etymology Dictionary, © 2010 Douglas Harper

lysozyme in Medicine

lysozyme

(līsə-zīm′)
n.
  1. An enzyme occurring naturally in egg white, human tears, saliva, and other body fluids, capable of destroying the cell walls of certain bacteria and thereby acting as a mild antiseptic.muramidase
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.