Key Definition & Meaning - Merriam-Webster
WebThe 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 | English meaning - Cambridge Dictionary
Webkey. noun [ C ] uk / kiː / us / kiː / key noun [C] (LOCK) Add to word list. A1. a piece of metal that has been cut into a special shape and is used for opening or closing a lock, starting …
KEY Definition & Meaning | Dictionary.com
Webkey. 1. [ kee ] Phonetic (Standard)IPA. noun. , plural keys. a small metal instrument specially cut to fit into a lock and move its bolt. any of various devices resembling or …
KEY definition and meaning | Collins English Dictionary
Web1. countable noun. 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. They put the key in the door and entered. [ + in] She reached for her coat and car keys. Synonyms: opener, door key, latchkey More Synonyms of key.
Key - definition of key by The Free Dictionary
Web1. a. A notched and grooved, usually metal implement that is turned to open or close a lock. b. A similar implement or an electronic device used for opening, winding, or starting something: the key of a wind-up alarm clock; the new car's electronic key. c. A device, such as a wedge or pin, inserted to lock together mechanical or structural parts.
Key - Definition, Meaning & Synonyms | Vocabulary.com
WebA 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.
key noun - Definition, pictures, pronunciation and usage notes
WebDefinition of key noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Key Definition & Meaning | YourDictionary
WebKey Definition. kē. keyed, keying, keys. Meanings. Synonyms. Sentences. Definition Source. Word Forms. Origin. Noun. Adjective. Verb. Idiom. Filter. noun. keys. An …
KEY | meaning - Cambridge Learner's Dictionary
Webkey. adjective. uk / kiː / us. B2. very important in influencing or achieving something: a key factor. (Definition of key from the Cambridge Learner's Dictionary © Cambridge …
Key Definition & Meaning | Britannica Dictionary
WebBritannica Dictionary definition of KEY. [count] 1. a : a device that is used to open a lock or start an automobile. The usual type of key is a small metal object that you insert into a narrow opening and turn. You need the key to get into the drawer. She turned the key and opened the door. house/car keys. [+] more examples.
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