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keyless

/kiːlɛs/ adjective · British & US
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What does keyless mean?

Keyless refers to the absence of a key or the requirement of no key to operate or access something. This term is commonly used in the context of security systems, cars, and electronic devices. Keyless systems often rely on biometric authentication, passwords, or PINs for access. The term can imply a sense of convenience and modernity. Keyless is an adjective and is used to describe various devices and systems that do not require a physical key for operation. It is a useful term in the fields of technology and security, and its usage is becoming increasingly common. Keyless systems are designed to provide an additional layer of security and convenience, making them a popular choice for many applications. The term keyless is widely used and accepted, and its meaning is clear and well-defined.

adjective

Lacking a key or requiring no key to operate or access.

Senses
  1. Lacking a key or requiring no key to operate or access.
Example

"The new smart lock is keyless, using biometric authentication instead."

More examples

"The new smart lock is keyless, using biometric authentication instead."

"Some cars have keyless ignition systems."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymology of keyless

The word keyless is derived from the adjective key, meaning 'requiring a key to operate or access,' and the suffix -less, indicating the absence of something. The term keyless has been in use since the mid-20th century and has become increasingly common in recent years, particularly in the context of technology and security.

How keyless is actually used

Keyless is often used in the context of security systems, cars, and electronic devices. It can imply a sense of convenience and modernity.

What's another word for keyless?

What's the opposite of keyless?

Rhymes with keyless