‖Di‐al″y‐sis (?), n.; pl.Dialyses (#). [L., separation, fr. Gr. �, fr. � to part asunder, dissolve; διά through + � to loose.] 1. (Gram.) Diæresis. See Diæresis, 1.
2. (Rhet.) Same as Asyndeton.
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.