- The definition of a cell wall is the protective coating for a plant cell.
An example of a cell wall is the rigid cellulose outside the cell membrane of a plant.
cell wall definition by Webster's New World
cell wall definition by American Heritage Dictionary
cell wall - Cultural Definition
The rigid outer covering of a typical plant cell, composed mainly of cellulose and lying outside the cell membrane. Animal cells do not have cell walls.
- It is the cell walls that give plant stems and wood their stiffness.