dialyzate Syllabification: (di·al·y·zate)Pronunciation: /dīˈaləˌzāt/ (also dialysate)Definition of dialyzate noun the part of a mixture that passes through the membrane in dialysis. the solution dialyzate forms with the fluid on the other side of the membrane in dialysis. the fluid used on the other side of the membrane during dialysis to remove impurities. Origin: late 19th century: from dialysis + -ate1; the term originally denoted the part of the mixture that does not pass through the membranedialyzate in other Oxford dictionaries Definition of dialyzate in the British & World English dictionary