unlock

Pronunciation: /ʌnˈlɒk/

The English word “unlock” has 9 meanings listed here.

verb

To undo or open a lock or something locked by, for example, turning a key, or selecting a combination.
To obtain access to something; to meet the requirements of a security or protection system.
To configure (a mobile phone) so that it is not bound to any particular carrier.
To disclose or reveal previously unknown knowledge or potential.
To be or become unfastened or unrestrained.
To make available.
To undermine something that has control over a situation; to find a way to counter or oppose.

noun

The act of unlocking something.
An initially hidden feature that is made available to reward the player for some achievement.

Etymology

From Middle English unloken, unlouken, onlouken, from Old English onlūcan (“to unlock”), equivalent to un- + lock. Cognate with Dutch ontluiken (“to unlock”).

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.