haemodialysis vs hemodialysis

haemodialysis and hemodialysis both are nouns.

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

As nouns, haemodialysis and hemodialysis are synonyms defined as:

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

haemodialysis (noun)	hemodialysis (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