plateletpheresis

noun
plate·​let·​phe·​re·​sis | \ -fə-ˈrē-səs, -ˈfer-ə-səs How to pronounce plateletpheresis (audio) \
plural plateletphereses\ -​ˌsēz How to pronounce plateletphereses (audio) \

Medical Definition of plateletpheresis

: apheresis used to collect blood platelets