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- Dictionarykey/kē/
noun
- 1. a small piece of shaped metal with incisions cut to fit the wards of a particular lock, which is inserted into a lock and turned to open or close it: "there were two keys to the cupboard"
- 2. each of several buttons on a panel for operating a computer, typewriter, or telephone: "press the ENTER key"
adjective
- 1. of paramount or crucial importance: "she became a key figure in the suffragette movement"
verb
- 1. enter or operate on (data) by means of a computer keyboard or telephone keypad: "not everyone can key data quickly and accurately"
- 2. fasten (something) in position with a pin, wedge, or bolt: "the coils may be keyed into the slots by fiber wedges"
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The meaning of KEY is a usually metal instrument that is used to open a lock or to start or access a mechanism. How to use key in a sentence.
KEY definition: 1. a piece of metal that has been cut into a special shape and is used for opening or closing a…. Learn more.
a book, pamphlet, or other text containing the solutions or translations of material given elsewhere, as testing exercises. a systematic explanation of abbreviations, symbols, etc., used in a dictionary, map, etc.: Compare legend ( def 4 ). pronunciation key.
A key is a specially shaped piece of metal that you place in a lock and turn in order to open or lock a door, or to start or stop the engine of a vehicle.
Definition of key noun from the Oxford Advanced Learner's Dictionary. key. noun. OPAL S. /kiː/ Idioms. tool for lock. a piece of metal with a special shape used for locking a door, starting a car, etc. to put/turn the key in the lock. He inserted the key in the lock and let himself into the house. the car keys. a set/bunch of keys.
Key Definition. An instrument, usually of metal, for moving the bolt of a lock and thus locking or unlocking something. Any of several instruments or mechanical devices resembling or suggesting this in form or use. Something regarded as like a key in opening or closing a way, revealing or concealing, etc. A keycard.
KEY meaning: 1 : a device that is used to open a lock or start an automobile often used figuratively; 2 : a device that looks like a key and that is used to turn something
Definition of key noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
key [usually before noun] most important; essential: He was a key figure in the campaign. Key is used most frequently in business and political contexts. It can be used to talk about ideas, or the part that someone plays in a situation, but not physical things.
A key is a piece of metal that fits inside a lock and turns to open it. You might have a key ring with a house key, a car key, and maybe several more keys. A key is typically cut from metal, although many hotels use plastic keys for their guest rooms.
