名詞 dialysis:

1. separation of substances in solution by means of their unequal diffusion through semipermeable membranes

di.al.y.sis

n.（名詞）
【復(fù)數(shù)】 di.al.y.ses[-sôz.]
The separation of smaller molecules from larger molecules or of dissolved substances from colloidal particles in a solution by selective diffusion through a semipermeable membrane.
滲析：借助半透膜通過有選擇的擴散把較小分子從大分子中的分離，或者把溶解的物質(zhì)從溶液膠態(tài)顆粒中的分離
Hemodialysis.
血液透析

來源：
Greek dialusis [separating, dissolution]
希臘語 dialusis [分離，分解]
from dialuein [to break up, dissolve]
源自 dialuein [分裂，溶解]
dia- [apart] * see dia-
dia- [分開] *參見 dia-
luein [to loosen] * see leu-
luein [解開] *參見 leu-

【引伸】
di.alyt.ic
di.alyt.ically
adv.（副詞）