|—n , pl -ses|
|1.||the separation of small molecules from large molecules and colloids in a solution by the selective diffusion of the small molecules through a semipermeable membrane|
|2.||med haemodialysis See peritoneal dialysis|
|[C16: from Late Latin: a separation, from Greek dialusis a dissolution, from dialuein to tear apart, dissolve, from luein to loosen]|
dialysis di·al·y·sis (dī-āl'ĭ-sĭs)
n. pl. di·al·y·ses (-sēz')
The separation of smaller molecules from larger molecules or of dissolved substances from colloidal particles in a solution by selective diffusion through a semipermeable membrane. Also called diffusion.
|dialysis (dī-āl'ĭ-sĭs) Pronunciation Key