trumpet arch

1. 1.

   a conical squinch

   Broadersquinch

Questions about trumpet arch

What does trumpet arch mean?

trumpet arch means "a conical squinch".

Is trumpet arch a common word?

trumpet arch is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.