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wall

 [wawl]
a structure bounding or limiting a space or a definitive mass of material; called also paries.
cell wall a rigid structure that lies just outside of and is joined to the plasma membrane of plant cells and most prokaryotic cells, which protects the cell and maintains its shape.
chest wall the structures bordering the thorax that move during breathing, including the rib cage, diaphragm, and abdomen.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

wall

(wawl), [TA]
An investing part enclosing a cavity such as the thorax or abdomen, or covering a cell or any anatomic unit. A wall, as of the thorax, abdomen, or any hollow organ.
Synonym(s): paries [TA]
[L. vallum]
Farlex Partner Medical Dictionary © Farlex 2012

wall

(wôl)
n.
A part of a structure that encloses a cavity, chamber, or other anatomical unit.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

wall

(wawl) [TA]
An investing part enclosing a cavity such as the thorax or abdomen, or covering a cell or any anatomic unit.
Synonym(s): paries.
[L. vallum]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

wall

(wawl) [TA]
An investing part enclosing a cavity such as the thorax, abdomen or any hollow unit, or that covers a cell or any anatomic unit.
[L. vallum]
Medical Dictionary for the Dental Professions © Farlex 2012
References in classic literature ?
There was one strange thing about this wall of light.
Those that went with Hector and Polydamas were the bravest and most in number, and the most determined to break through the wall and fight at the ships.
She had just paused and was looking up at a long spray of ivy swinging in the wind when she saw a gleam of scarlet and heard a brilliant chirp, and there, on the top of the wall, forward perched Ben Weatherstaff's robin redbreast, tilting forward to look at her with his small head on one side.
"It is a very natural hand," said Rouletabille, "of which the shape has been deformed by its having slipped on the wall. The man dried his hand on the wall.
More time went in pulling branches from the oak-trees about the beck, where the latter ran nearest to the moonlit wall. I had an insane dream of throwing a long forked branch over the coping, and so swarming up hand-over-hand.
Huber's statement that the very first cell is excavated out of a little parallel-sided wall of wax, is not, as far as I have seen, strictly correct; the first commencement having always been a little hood of wax; but I will not here enter on these details.
Partly by signs, and partly by help of the slate, she showed how the mixture could be applied to the back of the loosened strip of paper in the next room--how the paper could be glued to the sound lower part of the wall by tightening the strings--how the strings, having served that purpose, could be safely removed--how the same process could be followed in Geoffrey's room, after the hollowed place had been filled up again with the materials waiting in the scullery, or even without filling up the hollowed place if the time failed for doing it.
I did not like to go quite to the front and stare in at the gate; but I paused beside the garden wall, and looked, and saw no change - except in one wing, where the broken windows and dilapidated roof had evidently been repaired, and where a thin wreath of smoke was curling up from the stack of chimneys.
The floor of the chamber was of concrete, the walls of smooth granite, upon which strange figures of men and beasts were carved.
What fate lay in store for them or whether already it had been meted out to them he could not even guess, nor where, within that forbidding wall, they were incarcerated he could not know.
In order to prevent the water surrounding the building-operations from remaining in immediate contact with the walls supporting the whole of the theatrical machinery, the architect was obliged to build a double case in every direction.
Set in the walls were several heavy rings to which rusty chains were attached--all too significant of the purpose to which the room was dedicated.