apheresis(redirected from therapeutic apheresis)
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1. Linguistics Variant of aphaeresis.
2. aph·e·re·sis (ăf′ə-rē′sĭs) Medicine A procedure in which blood is drawn from a donor and separated into its components, some of which are retained, such as plasma or platelets, and the remainder returned by transfusion to the donor. Also called hemapheresis.
nAlso informally called: pheresis
1. (Linguistics) the omission of a letter or syllable at the beginning of a word
2. (Medicine) a method of collecting blood from donors that enables its different components, such as the platelets or plasma, to be separated out
[C17: via Late Latin from Greek, from aphairein to remove]
apheretic, aphaeretic adj
or a•phaer•e•sis(əˈfɛr ə sɪs)
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.
[1605–15; < Late Latin aphaeresis < Greek aphaíresis removal]
aph•e•ret•ic (ˌæf əˈrɛt ɪk) adj.
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|Noun||1.||apheresis - (linguistics) omission at the beginning of a word as in `coon' for `raccoon' or `till' for `until'|
linguistics - the scientific study of language
|2.||apheresis - a procedure in which blood is drawn and separated into its components by dialysis; some are retained and the rest are returned to the donor by transfusion|
dialysis - separation of substances in solution by means of their unequal diffusion through semipermeable membranes
plasmapheresis - plasma is separated from whole blood and the rest is returned to the donor
plateletpheresis - platelets are separated from whole blood and the rest is returned to the donor