Definition of dialysis in English:

dialysis

noun

Chemistry
  • 1[mass noun] The separation of particles in a liquid on the basis of differences in their ability to pass through a membrane.

    • ‘The unit causes electric dialysis by producing electromagnetic oscillations in the water.’
    • ‘The profile for free thyroxine is that obtained using equilibrium dialysis and low sample dilution.’
    • ‘The fraction which precipitated upon dialysis against water represented a 5-fold purification.’
    • ‘Free dye was removed by Sephadex 50 column followed by dialysis against rigor solution.’
    • ‘Both RC-bound Zn ions can be removed by equilibrium dialysis against a metal chelating resin.’
    1. 1.1Medicine The clinical purification of blood by dialysis, as a substitute for the normal function of the kidney.
      • ‘And the numbers of people starting dialysis for kidney failure fell by two thirds and there were huge cost savings.’
      • ‘The man had to visit his doctor three times a week for renal dialysis.’
      • ‘Mr Gilpin needed renal dialysis to stay alive.’
      • ‘Kidney transplants are an alternative to dialysis when both kidneys have ceased to function.’
      • ‘Occasionally, hypercalcemia can develop in patients with advanced renal failure and who have been receiving long-term dialysis.’

Origin

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

Pronunciation:

dialysis

/dʌɪˈalɪsɪs/