dialysis
di·al·y·sis
noun \dī-ˈa-lə-səs\ plural di·al·y·ses\-ˌsēz\
Definition of DIALYSIS
1
: the separation of substances in solution by means of their unequal diffusion through semipermeable membranes; especially : such a separation of colloids from soluble substances
2
: the process of removing blood from an artery (as of a kidney patient), purifying it by dialysis, adding vital substances, and returning it to a vein —called also hemodialysis
— di·a·lyt·ic \ˌdī-ə-ˈli-tik\ adjective
Origin of DIALYSIS
New Latin, from Greek, separation, from dialyein to dissolve, from dia- + lyein to loosen — more at lose
First Known Use: 1861
di·al·y·sis
noun \dī-ˈal-ə-səs\ (Medical Dictionary)plural ; di·al·y·ses \-ˌsēz\ (audio pronunciation)
Medical Definition of DIALYSIS
1
: the separation of substances in solution by means of their unequal diffusion through semipermeable membranes; especially : such a separation of colloids from soluble substances
2
: either of two medical procedures to remove wastes or toxins from the blood and adjust fluid and electrolyte imbalances by utilizing rates at which substances diffuse through a semipermeable membrane: a : the process of removing blood from an artery (as of a kidney patient), purifying it by dialysis, adding vital substances, and returning it to a vein—called also hemodialysis b : a procedure performed in the peritoneal cavity in which the peritoneum acts as the semipermeable membrane—called also peritoneal dialysis
—di·a·lyt·ic \ˌdī-ə-ˈlit-ik\ (audio pronunciation) adjective
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