World English Dictionary
haemodialysis or (US) hemodialysis (ˌhiːməʊdaɪˈælɪsɪs)
n , pl -ses
med dialysis See also artificial kidney Also called: extracorporeal dialysis the filtering of circulating blood through a semipermeable membrane in an apparatus (haemodialyser or artificial kidney) to remove waste products: performed in cases of kidney failure
[C20: from haemo- + dialysis]
hemodialysis or (US) hemodialysis (ˌhiːməʊdaɪˈælɪsɪs, -ˌsiːz)
[C20: from haemo- + dialysis]

Collins English Dictionary - Complete & Unabridged 10th Edition
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dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure [syn: hemodialysis
WordNet® 3.0, © 2006 by Princeton University.
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