cavity wall

American  

noun

Masonry.

1. a wall built with an enclosed inner space to prevent penetration by water.

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cavity wall British  

noun

1. a wall that consists of two separate walls, joined by wall-ties, with an airspace between them

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Etymology

Origin of cavity wall

First recorded in 1905–10

Example Sentences

See Examples For:

cavity wall

Properties no longer need to have existing loft or cavity wall insulation to qualify for the grant, which can save around £2,500 in upfront costs.

From BBC ● Mar. 24, 2026

Changes to the rules mean homes are no longer required to have existing loft or cavity wall insulation, which could save around £2,500 in upfront costs.

From BBC ● Jan. 27, 2026

Millions of pounds were spent by local authorities "retrofitting" older homes with cavity wall insulation.

From BBC ● May 10, 2023

The scheme will run from spring 2023 for up to three years, and will focus on low-cost measures such as loft and cavity wall insulation.

From BBC ● Nov. 27, 2022

The lateral portions of the ethmoid bone are located between the orbit and upper nasal cavity, and thus form the lateral nasal cavity wall and a portion of the medial orbit wall.

From Textbooks ● Jun. 19, 2013