Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Definition of: dialysis
(dī·al′ə·sis) noun plural ·ses (-sēz)
1. Bot. Separation of parts previously or normally joined together.
2. Chem. The separating of solutions of mixed substances of unequal diffusibility by means of moist membranes or septa; specifically, the separation of a colloid from a substance in true solution. See OSMOSIS. [<Gk. dialysis <dialyein <dia- completely + lyein loosen]
—di·a·lyt·ic (dī′ə·lit′ik) adjective
—di′a·lyt′i·cal·ly adverb
Comment about this word, ask questions, or add new information about this topic: