Definify.com
Webster 1913 Edition
Dialysis
‖
Di-al′y-sis
,Noun.
pl.
Dialyses
(#)
. [L., separation, fr. Gr. [GREEK], fr. [GREEK] to part asunder, dissolve;
διά
through + [GREEK] to loose.] 3.
(Med.)
(a)
Debility.
(b)
A solution of continuity; division; separation of parts.
4.
(Chem.)
The separation of different substances in solution, as crystalloids and colloids, by means of their unequal diffusion, especially through natural or artificial membranes.
Webster 1828 Edition
Dialysis
DIALYSIS
,Noun.
1.
A mark in writing or printing, consisting of two points placed over one of two vowels, to dissolve a diphthong, or to show that the two vowels are to be separated in pronunciation; as, aer, mosaic.2.
In medicine, debility; also, a solution of continuity.