Definition of dialysis in English:


Line breaks: dia¦ly|sis
Pronunciation: /dʌɪˈalɪsɪs

noun (plural dialyses /-siːz/)

[mass noun] Chemistry
1The separation of particles in a liquid on the basis of differences in their ability to pass through a membrane.
More example sentences
  • Both RC-bound Zn ions can be removed by equilibrium dialysis against a metal chelating resin.
  • The fraction which precipitated upon dialysis against water represented a 5-fold purification.
  • The unit causes electric dialysis by producing electromagnetic oscillations in the water.
1.1 Medicine The clinical purification of blood by dialysis, as a substitute for the normal function of the kidney.
More example sentences
  • Kidney transplants are an alternative to dialysis when both kidneys have ceased to function.
  • Mr Gilpin needed renal dialysis to stay alive.
  • The man had to visit his doctor three times a week for renal dialysis.


mid 19th century: via Latin from Greek dialusis, from dialuein 'split, separate', from dia 'apart' + luein 'set free'.



Pronunciation: /dʌɪəˈlɪtɪk/
More example sentences
  • The gene Wa (white anthers) was mapped previously to the interval between markers dl (dialytic) and ae (entirely anthocyaninless) and distal to Got - 4 on the long arm of chromosome 8.
  • The effect of peritoneal dialysis with three kinds of dialytic fluid was studied.
  • A flow rate adjusting member is provided to a downstream supply line between a coupling portion for coupling the dialytic fluid supply line to the bypass line and the dialyzer.

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