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Pronunciation varies by accent · noun
Any of various exotoxins that destroy red blood cells by breaking their membranes, and are produced by certain strains of streptococcus.
Use streptolysin when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Streptolysin means Any of various exotoxins that destroy red blood cells by breaking their membranes, and are produced by certain strains of streptococcus.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use streptolysin where its definition matches the intended context.
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