2 definitions found for sconcheon

Sconcheon Scon"cheon, n. (Arch.) A squinch.

Squinch Squinch, n. [Corrupted fr. sconce.] (Arch.) A small arch thrown across the corner of a square room to support a superimposed mass, as where an octagonal spire or drum rests upon a square tower; -- called also sconce, and sconcheon.