noun
- 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)
- usage: "all cells have a cell membrane"
- synonyms: cytomembrane, plasma membrane
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). cell membrane. Retrieved September 20, 2026, from http://smartdefine.org/cell_membrane/definitions/1212375 |
| Chicago | WordNet. 2010. "cell membrane" http://smartdefine.org/cell_membrane/definitions/1212375 (accessed September 20, 2026). |
| Harvard | WordNet 2010, cell membrane, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/cell_membrane/definitions/1212375>. |
| MLA | WordNet. "cell membrane" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/cell_membrane/definitions/1212375> |