From Longman Dictionary of Contemporary Englishdialysisdi‧al‧y‧sis /daɪˈælɪsɪs/ noun [uncountable] MHthe process of taking harmful substances out of someone’s blood using a special machine, because their kidneys do not work properly a dialysis machineon dialysis He has been on dialysis for the past three years.
Examples from the Corpus
dialysis• Union Carbide dropped development of a suitcase-size kidney dialysis unit.• A transplanted kidney failed her a year later; she has been on dialysis three times a week ever since.• July 1993 -- Erma goes on dialysis after her kidneys stop functioning.• Stoma care and continuous ambulatory peritoneal dialysis are examples of this.• The dialysis technique sampled this area.• The alternatives are then dialysis with a low-bicarbonate or acetate dialysate, or treatment with hydrochloric acid.• Removal of water salts from fine sediments is best achieved using dialysis.• She was treated with dialysis and then had a renal transplant, jumping ahead of patients on the waiting list.on dialysis• Bill will probably have to spend the rest of his life on dialysis.Origin dialysis (1800-1900) Modern Latin Greek, “separation”, from lyein “to loosen” 