Definition, Meaning & Synonyms

cell-membrane

noun
/sɛl ˈmɛmˌbreɪn/
Definition
A cell membrane is a biological membrane that separates and protects the interior of a cell from its external environment.
Examples
  • The cell-membrane is crucial for maintaining the cell’s internal conditions.
  • Through the cell-membrane, nutrients are absorbed while waste products are expelled.
  • Different cells may have variations in their cell-membrane composition, affecting their functions.
Meaning
The cell membrane controls what enters and leaves the cell, providing structural support and facilitating communication with other cells.
Synonyms
  • plasma membrane
  • cytoplasmic membrane