cell membrane definition

  • noun:
    • The semipermeable membrane layer that encloses the cytoplasm of a cell. Also known as cytomembrane, plasmalemma, plasma membrane.
    • The semipermeable membrane layer that surrounds the cytoplasm of a cell.
    • a thin membrane layer (a double level of lipids) enclosing the cytoplasm of a cell; proteins inside membrane layer control passage through of ions (like salt or potassium or calcium) inside and out of this mobile

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