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English definition of “ectoplasm”

ectoplasm

noun [U]     /ˈek.tə.plæz.əm/ US  /-toʊ-/
specialized biology the outer layer of particular types of cellCells a substance that is believed to surround ghosts and other creatures that are connected with spiritual activitiesSouls, spirits and ghosts
(Definition of ectoplasm noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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