dialysis
noun
di·al·y·sis
dī-ˈa-lə-səs 
plural dialyses
dī-ˈa-lə-ˌsēz
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 patient affected with kidney failure), purifying it by dialysis, adding vital substances, and returning it to a vein
called also hemodialysis
Examples of dialysis in a Sentence
Recent Examples on the Web
She has since been hospitalized with kidney damage, the family said, and has had to undergo multiple rounds of dialysis.
—
Erika Edwards, NBC News, 30 Oct. 2024
This time hospital scans showed that the teen had been in renal failure due to a severe E. coli infection and she was immediately airlifted to the Children’s Hospital Colorado outside Denver for treatment including multiple rounds of dialysis.
—Kimberlee Speakman, People.com, 29 Oct. 2024
Catch up fast: Baxter International's plant in Marion, North Carolina, produced about 60% of the intravenous and dialysis solutions used daily in the U.S. — or roughly 1.5 million bags.
—Jason Clayworth, Axios, 9 Oct. 2024
The bag is then thrown away, and a bag containing a new dialysis solution can be used for your next dialysis treatment.5
Peritoneal dialysis can be performed at home, at work, or even while traveling.
—Suchandrima Bhowmik, Health, 2 Oct. 2024
See all Example Sentences for dialysis 
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Erika Edwards, NBC News, 30 Oct. 2024
This time hospital scans showed that the teen had been in renal failure due to a severe E. coli infection and she was immediately airlifted to the Children’s Hospital Colorado outside Denver for treatment including multiple rounds of dialysis.
—Kimberlee Speakman, People.com, 29 Oct. 2024
Catch up fast: Baxter International's plant in Marion, North Carolina, produced about 60% of the intravenous and dialysis solutions used daily in the U.S. — or roughly 1.5 million bags.
—Jason Clayworth, Axios, 9 Oct. 2024
The bag is then thrown away, and a bag containing a new dialysis solution can be used for your next dialysis treatment.5
Peritoneal dialysis can be performed at home, at work, or even while traveling.
—Suchandrima Bhowmik, Health, 2 Oct. 2024
See all Example Sentences for dialysis
Dictionary Entries Near dialysis
Cite this Entry
“Dialysis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dialysis. Accessed 26 Nov. 2024.
Copy CitationKids Definition
dialysis
noun
di·al·y·sis
dī-ˈal-ə-səs
plural dialyses
-ə-ˌsēz
1
: the separation of substances in solution by means of their unequal diffusion through membranes with pores of a specified maximum size
especially
: such a separation of colloids from dissolved substances
2
: the process of removing blood from an artery (as of a patient with failing kidneys), purifying it by dialysis, and returning it to a vein
Medical Definition
dialysis
noun
di·al·y·sis
dī-ˈal-ə-səs
plural dialyses
-ˌsēz
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
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