Definitions for lysinˈlaɪ sɪn
Random House Webster's College Dictionary
an antibody causing the disintegration of erythrocytes or bacterial cells.
Category: Biochemistry, Immunology
Origin of lysin:
1895–1900; lys(is)+ -in1
any substance (such as an antibody) or agent that can cause lysis
any substance or antibody that can cause the destruction (by lysis) of blood cells, bacteria etc