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1. (n.) cell membrane
the semipermeable membrane enclosing the cytoplasm of a cell.
Etymology: (1865–70)
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| Definition of 'cell membrane' |
Princeton's WordNet |
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1. (noun) cell membrane, cytomembrane, plasma membrane
a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cell; proteins in the membrane control passage of ions (like sodium or potassium or calcium) in and out of the cell
"all cells have a cell membrane"
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| Definition of 'cell membrane' |
U.S. National Library of Medicine |
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1. cell membrane
The lipid- and protein-containing, selectively permeable membrane that surrounds the cytoplasm in prokaryotic and eukaryotic cells.
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Definitions of cell membrane 
