olemus
tugeva turbega hoidla
(a) oseses füüsilises tähenduses
(b) ülekantud tähenduses

Wiktionary:
7. the secure room or rooms in or below a bank used to store currency and other valuables; similar rooms in other settings
The bank kept their money safe in a large vault.
9. (computing) an encrypted digital archive

ülevaateid
https://en.wikipedia.org/wiki/Bank_vault

vt ka
- pangakapp
- seif