lysis
[ lahy-sis ]
/ ˈlaɪ sɪs /
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noun, plural ly·ses [lahy-seez]. /ˈlaɪ siz/.
Immunology, Biochemistry. the dissolution or destruction of cells by lysins.
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Origin of lysis
1815–25; <New Latin <Greek lýsis a loosening, releasing, equivalent to ly-, variant stem of lȳ́(ein) to loosen, release + -sis-sis
Definition for lysis (2 of 2)
-lysis
a combining form with the meaning “breaking down, loosening, decomposition,” used in the formation of compound words: analysis; electrolysis; paralysis.
Origin of -lysis
From Greek; see origin at lysis
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for lysis
British Dictionary definitions for lysis (1 of 2)
lysis
/ (ˈlaɪsɪs) /
noun plural -ses (-siːz)
the destruction or dissolution of cells by the action of a particular lysin
med the gradual reduction in severity of the symptoms of a disease
Word Origin for lysis
C19: New Latin, from Greek, from luein to release
British Dictionary definitions for lysis (2 of 2)
-lysis
n combining form
indicating a loosening, decomposition, or breaking downelectrolysis; paralysis
Word Origin for -lysis
from Greek, from lusis a loosening; see lysis
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Medical definitions for lysis (1 of 2)
lysis
[ lī′sĭs ]
n. pl. ly•ses (-sēz)
The gradual subsiding of the symptoms of an acute disease; a form of the recovery process.
The dissolution or destruction of cells, such as blood cells or bacteria, as by the action of a specific lysin.
Medical definitions for lysis (2 of 2)
-lysis
suff.
Decomposition; dissolving; disintegration:hydrolysis.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for lysis
lysis
[ lī′sĭs ]
The disintegration of a cell resulting from destruction of its membrane by a chemical substance, especially an antibody or enzyme.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.