n.
Pronunciation: ˌ plaz-m ə -f ə - ' r ē -s ə s, - ' fer- ə -s ə s
Function: noun
Etymology: New Latin, from plasm- + Greek aphairesis taking off ― more at APHAERESIS
Date: 1914
: a process for removing blood plasma without depleting the donor or patient of other blood constituents (as red blood cells) by separating out the plasma from the whole blood and returning the rest to the donor's or patient's circulatory system