Apheresis - Definition
apheresis
n 1: (linguistics) omission at the beginning of a word as in
`coon' for `raccoon' or `till' for `until' [syn:
aphaeresis, apheresis]
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 [syn: apheresis,
pheresis]