cell wall(redirected from primary wall)
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Related to primary wall: Primary cell wall
The rigid outermost cell layer found in plants and certain algae, bacteria, and fungi but absent from animal cells.
(Biology) the outer layer of a cell, esp the structure in plant cells that consists of cellulose, lignin, etc, and gives mechanical support to the cell
the definite boundary or wall that is part of the outer structure of certain cells, as a plant cell.
The outermost layer of cells in plants, bacteria, fungi, and many algae that gives shape to the cell and protects it from infection. In plants, the cell wall is made up mostly of cellulose. Most animal cells have a cell membrane rather than a cell wall.
The nonliving covering around cells of plants and some bacteria.
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|Noun||1.||cell wall - a rigid layer of polysaccharides enclosing the membrane of plant and prokaryotic cells; maintains the shape of the cell and serves as a protective barrier|
layer - a relatively thin sheetlike expanse or region lying over or under another
plant cell - a cell that is a structural and functional unit of a plant