dialysis
/daɪˈælɪsɪs/noun
(pl. dialyses /-siːz/)［mass noun］
1- Chemistry the separation of particles in a liquid on the basis of differences in their ability to pass through a membrane【化】渗析, 透析。
1.1
- Medicine the clinical purification of blood by this technique, as a substitute for the normal function of the kidney【医】（血液）透析。
派生词
dialytic
adjective词源
mid 19th cent.: via Latin from Greek dialusis, from dialuein 'split， separate'， from dia 'apart' + luein 'set free'.