unlock
//ʌnˈlɒk//
Verb
unlockInfinitive
unlockPresent tense
unlockedPast tense
unlockedPast participle
unlockingPresent participle
unlocksThird-person singular
1
To open a lock by turning a key or using a code.
She unlocked the door with her key.
2
To make something accessible or available that was previously restricted.
Completing this level will unlock new features in the game.
3
To release or free something from a fixed or secured position.
She unlocked the safety catch before firing the gun.
4
To discover or reveal something hidden or secret.
Scientists are working to unlock the secrets of the universe.