Dictionary
periplasm
noun peri·plasm \ˈper-ə-ˌpla-zəm\
Definition of PERIPLASM
: the region in a gram-negative bacterium between the plasma membrane and an outer surrounding membrane that contains especially enzymes and a thin layer of peptidoglycan
— peri·plas·mic \ˌper-ə-ˈplaz-mik\ adjective
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First Known Use of PERIPLASM
1961
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