What does lockable mean?
Lockable is an adjective meaning capable of being locked, usually because an object or fitting has been designed to receive a key, padlock, or comparable fastening device. It commonly appears in product descriptions, instructions, vehicle specifications, and technical documentation, as in “lockable storage compartments” or “lockable cabinets.” The word describes a possibility or design feature, not the current condition of the thing: a lockable door may still be open, whereas a locked door is secured at that moment. Its tone is practical and neutral, though it often suggests attention to security or prevention of unauthorized access. The suffix -able makes “lockable” readily applicable to objects, features, and fittings. In everyday use, it is clearer and more precise than “secured” when the specific possibility of using a lock is intended. The word is understood in both British and American English and is particularly common in automotive, storage, furniture, and hardware descriptions.
adjectiveAble to be locked or secured with a key, padlock, or similar fastening device.
- Capable of being locked or secured with a lock.
"The antique cabinet is lockable, though the original key has long since been lost."
"The rental van has several lockable storage compartments for equipment."
"The cabinet is lockable, but a suitable lock must be supplied separately."
A lockable door is built to be secured; a locked door is simply secure right now.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does lockable come from?
Lockable was formed in English by adding the suffix -able to lock, expressing the ability to be locked. The English noun lock continues Old English loc and belongs to a Germanic word family that includes Old Norse lok and Dutch slot; German Schloss is also historically related. The suffix -able was already productive in English and gives the modern adjective its characteristic description of capability.
Related word forms
How lockable is actually used
The word is neutral and widely used in product descriptions, instructions, and technical documentation. It usually describes a built-in capability or available feature rather than an object's actual security status.
Easily confused with lockable
Lockable describes something capable of being secured with a lock, whereas locked describes something currently secured.