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[hee-moh-dahy-al-uh-sis, hem-oh-] /ˌhi moʊ daɪˈæl ə sɪs, ˌhɛm oʊ-/
noun, Biochemistry
dialysis of the blood, especially with an artificial kidney, for the removal of waste products.
1945-50; hemo- + dialysis Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for hemodialysis
  • Peritoneal dialysis or hemodialysis can be used to reduce the level of amino acids.
  • If these treatments do not work or the overdose is extremely severe, hemodialysis may be needed to remove aspirin from your blood.
  • And with end-stage kidney failure, patients are on hemodialysis, but you can't cure them.
  • In severe cases, hemodialysis may be used to directly remove the ethylene glycol and other poisonous substances from the blood.
British Dictionary definitions for hemodialysis


noun (pl) -ses (-ˌsiːz)
(med) 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 Also called extracorporeal dialysis See also dialysis, artificial kidney
Word Origin
C20: from haemo- + dialysis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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hemodialysis in Medicine

hemodialysis he·mo·di·al·y·sis (hē'mō-dī-āl'ĭ-sĭs)
A procedure for removing metabolic waste products or toxic substances from the bloodstream by dialysis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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