dialysis
noun /ˌdaɪˈæləsɪs/
/ˌdaɪˈæləsɪs/
[uncountable] (specialist)- a process for separating substances from a liquid, especially for taking waste substances out of the blood of people with damaged kidneys
- kidney/renal dialysis
- a dialysis machine
Oxford Collocations DictionaryDialysis is used before these nouns:- machine
Word Originmid 19th cent.: via Latin from Greek dialusis, from dialuein ‘split, separate’, from dia ‘apart’ + luein ‘set free’.