barrel vault.

A vault formed like an arch extended along the length of a space.

Use it for

Words that belong together

• stone barrel vault

On the page

The barrel vault carried every footstep along the corridor.

Smoke darkened the crown of the stone barrel vault.

Usage notes

Primary category: architecture. Forms: Singular barrel vault; plural barrel vaults. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.