haemolysin vs hemolysin

haemolysin and hemolysin both are nouns.

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

As nouns, haemolysin and hemolysin are synonyms defined as:

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

Other synonyms of haemolysin include erythrocytolysin, erythrolysin.

haemolysin (noun)	hemolysin (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