apheresis
Americannoun
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Also the loss or omission of one or more letters or sounds at the beginning of a word, as in squire for esquire, or count for account.
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Medicine/Medical. the withdrawal of whole blood from the body, separation of one or more components, and return by transfusion of remaining blood to the donor.
noun
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the omission of a letter or syllable at the beginning of a word
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a method of collecting blood from donors that enables its different components, such as the platelets or plasma, to be separated out
Other Word Forms
Etymology
Origin of apheresis
1605–15; < Late Latin aphaeresis < Greek aphaíresis a taking away, equivalent to aphairé ( în ) to take away ( ap- ap- 2 + haireîn to snatch) + -sis -sis
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The bank says Terumo management expects profitability for blood and cell technologies to improve, as resources are redirected toward higher-growth, higher-margin apheresis and blood processing franchises.
From The Wall Street Journal ● Oct. 9, 2026
Long covid has also prompted people to travel in search of experimental treatments, including apheresis, or “blood washing,” to eliminate clots that have been associated with prolonged symptoms.
From Washington Post ● Mar. 9, 2023
People can donate platelets every seven days compared with every 56 days for whole blood donations and 112 days for apheresis red cells, aka Super Reds.
From Seattle Times ● Nov. 9, 2022
The treatment uses a process called apheresis to extract T cells from the patient and then genetically modifies the cells to add a receptor, the chimeric antigen, which binds with the cancer cells.
From Salon ● Aug. 26, 2022
Experimental treatments are being offered at private clinics in Cyprus, Germany, and Switzerland where medics use apheresis, a "blood washing" treatment, and anticoagulants - blood thinning drugs.
From BBC ● Aug. 22, 2022
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