Vaulted

a.	1.	Arched; concave; as, a vaulted roof.
	2.	Covered with an arch, or vault.
	3.	(Bot.) Arched like the roof of the mouth, as the upper lip of many ringent flowers.

Adj.

1.

vaulted - having a hemispherical vault or dome Synonyms: domed

arched, arciform, arclike, arcual, bandy, bowed, bowlike, concave, convex, embowed, gibbose, gibbous, humpbacked, humped, humpy, hunched, hunchy, oxbow