plural of wall hanger

A wall intended to block sound from entering an area.

plural of sound wall

A masonry wall made of large blocks such as cinder blocks or concrete blocks, especially concrete masonry units.

(theater) The division between the fictional world depicted, and the actual actors, props, etc. / (art) The divide between critics or audience members and author or theater practitioner.

(computing) The actual time of day, as would be seen on a wall clock; contrasted with the (possibly inaccurate) time according to a computer system.

plural of tieback wall

plural of writing on the wall

plural of ledger wall

(mining) The wall under a vein; the footwall.