vault

1 of 4

noun (1)

ˈvȯlt 

1

a

: an arched structure of masonry usually forming a ceiling or roof

b

: something (such as the sky) resembling a vault

c

: an arched or dome-shaped anatomical structure

the cranial vault

2

a

: a space covered by an arched structure

especially : an underground passage or room

b

: an underground storage compartment

c

: a room or compartment for the safekeeping of valuables

3

a

: a burial chamber

b

: a prefabricated container usually of metal or concrete into which a casket is placed at burial

vaulty

ˈvȯl-tē 

adjective

Illustration of vault

• vault 1a

vault

2 of 4

verb (1)

vaulted; vaulting; vaults

transitive verb

: to form or cover with or as if with a vault : arch

vault

3 of 4

verb (2)

vaulted; vaulting; vaults

intransitive verb

1

: to leap vigorously

especially : to execute a leap using the hands or a pole

2

: to do or achieve something as if by a leap

vaulted to sudden prominence

transitive verb

: to leap over

especially : to leap over by or as if by aid of the hands or a pole

vault

4 of 4

noun (2)

: an act of vaulting : leap

Synonyms of vault

Noun (1)

• tomb
• mausoleum
• crypt

Verb (2)

• leap
• jump
• hop

Noun (2)

• leap
• jump

Examples of vault in a Sentence

Noun (1)

archaeologists were thrilled to discover an ancient vault that hadn't been looted by grave robbers

Verb (2)

vaulted over the obstacle with ease

Noun (2)

a vault over the car's hood by the frightened deer

Recent Examples on the Web

Noun

In tax terms, this one is very much in the vault (locked away). —Kelly Phillips Erb, Forbes.com, 30 May 2026

Some gold ETFs directly invest in bullion kept in vaults, while others invest in shares of mining companies that tend to follow the price of gold while also being swayed by the companies' management decisions, efficiency and financials. —Liz Knueven, CNBC, 29 May 2026

Verb

The results helped vault its shares up 36% and extended five-day gains past 50%. —Sebastian Herrera, Fortune, 30 May 2026

By Biz Carson and Tom Maloney, Bloomberg Anthropic PBC’s latest funding round has vaulted the AI firm’s seven founders into the ranks of the world’s 500 richest people, the most from one company to be added in a single day in Bloomberg Billionaires Index history. —Bloomberg, Mercury News, 29 May 2026

Word History

Etymology

Noun (1)

Middle English vaute, voute, borrowed from Anglo-French voute, volte, going back to Vulgar Latin *volvita "turn, arched structure," noun derivative from feminine of *volvitus, re-formation of Latin volūtus, past participle of volvere "to travel (a circular course), bring round, roll" — more at wallow entry 1

Verb (1)

Middle English vowten, borrowed from Anglo-French vouter, verbal derivative of voute vault entry 1

Verb (2)

probably borrowed from Middle French vouster "to turn about (on horseback), wheel, prance," going back to Vulgar Latin *volvitāre, frequentative of Latin volvere "to travel (a circular course), bring round, roll" — more at wallow entry 1

Noun (2)

noun derivative of vault entry 3

First Known Use

Noun (1)

14th century, in the meaning defined at sense 1a

Verb (1)

14th century, in the meaning defined above

Verb (2)

1538, in the meaning defined at intransitive sense 1

Noun (2)

1576, in the meaning defined above

Phrases Containing vault

• barrel vault
• cross vault
• fan vault
• pole vault
• the pole vault

Rhymes for vault

• alt
• fault
• gault
• halt
• malt
• sault
• walt
• asphalt
• assault
• basalt
• cobalt
• default

Kids Definition

vault

1 of 3 noun

ˈvȯlt 

1

a

: an arched structure of stone or concrete forming a ceiling or roof

b

: an arch or dome suggesting a vault

the vault of the sky

2

: a room or compartment for storage or safekeeping

a bank vault

3

: a burial chamber

vault

2 of 3 verb

: to leap or leap over with the aid of the hands or a pole

vaulter noun

vault

3 of 3 noun

: an act of vaulting : leap

Medical Definition

vault

noun

ˈvȯlt, chiefly British ˈvält 

: an arched or dome-shaped anatomical structure: as

a

: skullcap, calvarium

the cranial vault

b

: fornix sense d