Barrel vault

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A simple roof having a curved, often semicircular cross section; used to span large distances in railway stations, churches, etc. Usually supported on columns.
  2. 2
    the simplest form of vault; a single continuous arch wordnet
  3. 3
    A building profile featuring a rounded profile to the roof on the short axis, but with no angle change on a cut along the long axis.