vault Definition

vault¹
noun

1. An arched roof or ceiling, especially in a church.
2. An underground chamber used for storage or as a burial tomb.

Thesaurus: crypt, tomb, catacomb, mausoleum, grave.
3. A wine cellar.
4. A fortified room for storing valuables, eg in a bank.

Thesaurus: repository, strong room, safe, safe-deposit, safety-deposit.
5. poetic
The sky or heaven.

verb vaulted, vaulting

1. To build something in the shape of an arch.
2. To provide (a building) with an arched roof or ceiling.

Etymology: 14c: from French voute, from Latin volvere to roll.

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vault²
verb

tr & intr
vaulted, vaulting
1. To spring or leap over something, especially assisted by the hands or a pole.

Thesaurus: jump, spring, leap, hurdle, bound, clear.

noun

1. An act of vaulting.

Etymology: 16c: from French voulter, from Latin volvere to roll.