WordReference Random House Unabridged Dictionary of American English © 2026
cell′ mem′brane, [Biol.]
- Cell Biologythe semipermeable membrane enclosing the cytoplasm of a cell.
- 1865–70
'cell membrane' also found in these entries (note: many are not synonyms or translations):
ABO system
- cell
- chemoreceptor
- cytoplasm
- semipermeable
- channel
- clathrin
- coated pit
- cytomembrane
- exocytosis
- gate
- gating
- hyperpolarize
- mesosome
- nexus
- phospholipid bilayer
- pinocytosis
- plasmagel
- plasmalemma
- plasma membrane
- protoplast
- pump
- thylakoid
- spectrin