hemolysin vs haemolysin

hemolysin and haemolysin both are nouns.

Word	Noun	Adjective	Verb	Adverb
hemolysin	Yes	No	No	No
haemolysin	Yes	No	No	No

As nouns, hemolysin and haemolysin are synonyms defined as:

hemolysin and haemolysin: any substance that can cause lysis (destruction) of erythrocytes (red blood cells) and the release of their hemoglobin

Other synonyms of hemolysin include erythrocytolysin, erythrolysin.

hemolysin (noun)	haemolysin (noun)
any substance that can cause lysis (destruction) of erythrocytes (red blood cells) and the release of their hemoglobin	any substance that can cause lysis (destruction) of erythrocytes (red blood cells) and the release of their hemoglobin