squinch
n. (க-க) உள் வளைவுக் கட்டுமானம்.
Squinch, n. Etym: [Corrupted fr. sconce.] (Arch.) Defn: 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.