apheresis

Noun
  1. (linguistics) omission at the beginning of a word as in `coon' for `raccoon' or `till' for `until' (synset 113454234)
    referred to in: linguistics - the scientific study of language
    is a type of: deletion, omission - any process whereby sounds or words are left out of spoken words or phrases
    same as: aphaeresis
  2. 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 (synset 100651235)
    is a type of: dialysis - separation of substances in solution by means of their unequal diffusion through semipermeable membranes
    subtypes:
    • 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
    same as: pheresis

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