LOCK definition: a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, dial, etc. See examples of lock used in a sentence.
Researchers from the University of Birmingham report they have discovered the lock and key mechanism that controls the attack protein GPB1. The newly discovered mechanism prevents GPB1 from attacking ...
Archaeologists have traced the earliest lock-and-key mechanism back to ancient Mesopotamia around 4,000 BCE. Made from wood and operated with a large pin tumbler system, this innovation protected ...
Nature: A rapidly evolving female-controlled lock-and-key mechanism determines Aedes mosquito mating success
Nature: The LexA–RecA* structure reveals a cryptic lock-and-key mechanism for SOS activation
The lock uses a gear-driven system combined with an offset keyway design. When the key is inserted and rotated, the entire internal mechanism shifts behind a solid barrier, making it physically ...
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The meaning of LOCK is a fastening (as for a door) operated by a key or a combination. How to use lock in a sentence.
In this detailed guide, we'll examine the 14 different types of locks, looking into their unique characteristics, applications, and security each type offers. We cover everything from the common padlock to advanced high-security mechanisms and cutting-edge smart lock technology.
Locks have been in use for over 6000 years, with one early example discovered in the ruins of Nineveh, the capital of ancient Assyria. [1] . Locks such as this were developed into the Egyptian wooden pin lock, which consisted of a bolt, door fixture or attachment, and key.