Dict: strongs - vault
Strongs:
H1354 @ גב gab gab From an unused root meaning to hollow or curve; the back (as rounded (compare H1460 and H1479); by analogy the top or {rim} a {boss} a {vault} arch of {eye} {bulwarks} etc.: - {back} {body} {boss} eminent (higher) {place} [eye] {brows} {nave} ring.
H2588 @ חנוּת chânûth khaw-nooth' From H2583; properly a vault or cell (with an arch); by implication a prison: - cabin.