vault noun
1 strong, underground room
ADJ. secure | bank, museum | treasure
VERB + VAULT keep/store sth in
PREP. in a/the ~ The jewels were kept in a bank vault.
2 room under a church where dead people are buried
ADJ. burial, family, royal
VERB + VAULT bury sb in She is to be buried in the family vault.
You can also check other dicts: vault (English, 中文解释 ), wordnet sense, Collins Definition