hemodialysis vs haemodialysis

hemodialysis and haemodialysis both are nouns.

Word	Noun	Adjective	Verb	Adverb
hemodialysis	Yes	No	No	No
haemodialysis	Yes	No	No	No

As nouns, hemodialysis and haemodialysis are synonyms defined as:

hemodialysis and haemodialysis: dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure

hemodialysis (noun)	haemodialysis (noun)
dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure	dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure