walls
n. countablen. the solid sides of a room or building that support the roof and divide the space. They can also be tall structures made of stone or brick that surround a place for protection.
n. vertical structures, typically made of brick, stone, or timber, that define the perimeter of a building or divide its internal space into rooms. Also refers to defensive fortifications or any continuous vertical surface that acts as a barrier.
The walls of the living room are painted light blue.
The ancient city was protected by thick stone walls that had stood for over five hundred years.
Architects often use load-bearing walls to support the weight of the upper floors, while non-structural partitions allow for more flexible interior layouts.
Commonly used in the plural when referring to the general structure of a room or the boundaries of a city.