|(in blood transfusion) a technique for removing healthy or infected plasma by separating it from the red blood cells by settling or using a centrifuge and retransfusing the red blood cells into the donor or patient|
|[C20: from |
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|a scrap or morsel of food left at a meal.|
plasmapheresis plas·ma·phe·re·sis (plāz'mə-fə-rē'sĭs, -fěr'ə-)
A process in which plasma is taken from donated blood and the remaining components, mostly red blood cells, are returned to the donor.