| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024di•al•y•sis /daɪˈæləsɪs/USA pronunciation n., pl. -ses /-ˌsiz/.USA pronunciation - Medicinea process, used in treating kidney disease, in which wastes are removed from the blood by a special machine: [countable]Her dialysis lasts for an hour every two days.[uncountable]She's in for dialysis again this week.
See -lys-. WordReference Random House Unabridged Dictionary of American English © 2024di•al•y•sis (dī al′ə sis),USA pronunciation n., pl. -ses (-sēz′).USA pronunciation - Chemistry[Physical Chem.]the separation of crystalloids from colloids in a solution by diffusion through a membrane.
- Chemistry, Biochemistry[Biochem.]the separation of large molecules, as proteins, from small molecules and ions in a solution by allowing the latter to pass through a semipermeable membrane.
- Medicine(in kidney disease) the process by which uric acid and urea are removed from circulating blood by means of a dialyzer.
- Greek diálysis a separation. See dia-, -lysis
- Late Latin
- 1580–90
Collins Concise English Dictionary © HarperCollins Publishers:: dialysis /daɪˈælɪsɪs/ n ( pl -ses / -ˌsiːz/)- the separation of small molecules from large molecules and colloids in a solution by the selective diffusion of the small molecules through a semipermeable membrane
Etymology: 16th Century: from Late Latin: a separation, from Greek dialusis a dissolution, from dialuein to tear apart, dissolve, from luein to loosendialytic /ˌdaɪəˈlɪtɪk/ adj |