To become open
To unfasten or disconnect.
To equip (a canal, etc.) with a lock or locks
Find another word for unlock. In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for unlock, like: open the lock, open, unlocks, unlockables, unhitch, unfasten, UnlockableHow, unlockable, unbar, lock and relock.