vaulted

Arched; concave: as, a vaulted roof.

Covered with an arch or vault.

Provided with vaults or underground passages.

In botany, arched like the roof of the mouth, as the upper lip of many ringent flowers.

In zoology, notably arched or convex, as a shell, or the beak of a bird; fornicated.

Arched; concave.

Covered with an arch, or vault.

Arched like the roof of the mouth, as the upper lip of many ringent flowers.

Simple past tense and past participle of vault.

Of a ceiling supported by arches, introduced in the Gothic style.