a combining form meaning “lysis,” “decomposition,” used in the formation of compound words: lysin.
Also, lysi-, lyso-.
Compare -lysis, -lyze, -lyte.

< Greek; see lysis Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
combining form
a variant of lyso-

lyso- or (before a vowel) lys-
combining form
indicating a dissolving or loosening: lysozyme
[from Greek lusis a loosening]
lys- or (before a vowel) lys-
combining form
[from Greek lusis a loosening]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

lys- pref.
Variant of lyso-.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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