Late Middle English (in an earlier sense). From post-classical Latin plasmation-, plasmatio creation, forming, fashioning, creature, form of a bodily organ from plasmat-, past participial stem of plasmare + -io.
Definition of plasmation in US English:
plasmation
nounplazˈmeɪʃn
Creation, forming, fashioning. Now historical.
Origin
Late Middle English (in an earlier sense). From post-classical Latin plasmation-, plasmatio creation, forming, fashioning, creature, form of a bodily organ from plasmat-, past participial stem of plasmare + -io.