Key Meaning: Definition, Examples, and Translations
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key
[kiː ]
Definitions
security
A small piece of shaped metal with incisions cut to fit the wards of a particular lock, and that is inserted into the lock and turned to open or close it.
Synonyms
combination, master key, passkey.
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| key |
In a metaphorical sense, used to describe something that is crucial or essential.
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| passkey |
Describes a key, card, or code used to gain access to a restricted area, often in hotels or secure facilities.
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| master key |
Refers to a special key that can open multiple locks within a system, often used in buildings or organizations.
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| combination |
Typically refers to a sequence of numbers or letters used to unlock locks or gain access to something, often used with 'combination lock'.
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Examples of usage
- Locksmiths use various types of keys to open different locks.
- She fumbled in her bag for the house key.
- He turned the key in the lock and opened the door.
information
A word or phrase that provides a means of access to a computer system or other information.
Synonyms
access code, passcode, password.
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| key |
A crucial or important factor in a situation.
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| password |
A secret word or phrase used to verify identity or grant access to a digital system, website, or application.
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| access code |
A series of numbers or characters used to gain entry to a secure area, often electronically controlled.
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| passcode |
A secret number or series of characters used to gain access to a digital system or device.
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Examples of usage
- You need to enter your username and password to access the account.
- Make sure to keep your keys secure to protect your sensitive information.
music
A button pressed to select a function on an electronic device.
Synonyms
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| key |
Physical object used to open locks or a symbol on a keyboard.
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| button |
A small device pressed to operate electrical equipment or a piece sewn onto clothing.
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| switch |
Device for turning a device on or off, especially in electrical circuits.
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| control |
Mechanism to regulate the operation of a machine or the authority to direct.
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Examples of usage
- She pressed the key to change the instrument sound on the keyboard.
- The musician used different keys to create a variety of tones.
Translations
To see the translation, please select a language from the options available.
Origin of 'key'
The word 'key' originated from the Old English word 'cǣg', which is of Germanic origin. The meaning of 'key' has evolved over time to encompass a wide range of contexts, from physical objects used to unlock doors to digital access credentials. The concept of a key has long been associated with security and access, playing a crucial role in everyday life. In music, a key refers to a group of notes based on a particular scale, influencing the overall tonality of a piece. The versatility and importance of keys make them an integral part of various aspects of human activity.
See also: hotkeys, keyboard, keyhole, keying, keylogger, keynote, keypad, keys, keystone, keyway, keyword.