Medical Dictionary
ectosarc
noun ec·to·sarc \ˈek-tə-ˌsärk\
Medical Definition of ECTOSARC
: the semisolid external layer of protoplasm in some unicellular organisms (as the ameba) : ectoplasm
—ec·to·sar·cous \ˌek-tə-ˈsär-kəs\ adjective
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