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Noun: dialysis (dialyses)  dI'a-li-sis
  1. Separation of substances in solution by means of their unequal diffusion through semipermeable membranes
  2. Dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure
    - hemodialysis [N. Amer], haemodialysis [Brit, Cdn]

Type of: chemical analysis, qualitative analysis

Encyclopedia: Dialysis