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Word: key
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Meaning:
Adjective:
- Important, salient.
- Indispensable.
Source: Wiktionary
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Noun:
- A crucial step or requirement.
- A device used to transmit Morse code.
- A guide explaining the symbols or terminology of a map or chart; a legend.
- An object designed to fit between two other objects (such as a shaft and a wheel) in a mechanism and maintain the orientation between them.
- An object designed to open and close a lock.
- basketball: The free-throw lane together with the circle surrounding the free-throw line, the free-throw lane having formerly been narrower, giving the area the shape of a skeleton key hole.
- computing: A value that uniquely identifies an entry in an associative array.
- computing: In a relational database, a field used as an index into another table (not necessarily unique).
- cryptography A piece of information (e.g. a passphrase) used to encode or decode a message or messages.
- music A hierarchical scale of musical notes on which a composition is based
- music One of a number of rectangular moving parts on a piano or musical keyboard, each causing a particular sound or note to be produced.
- One of a string of small islands.
- One of several small, usually square buttons on a typewriter or computer keyboard, most of which generally correspond to a particular character.
- One of various levers on a musical instrument used to select notes, such as a lever opening a hole on a woodwind.
- slang: kilogram
Source: Wiktionary
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Verb:
- colloquial To vandalize (a car, etc.) by scratching with an implement such as a key.
- computing: (''more usually'' '''to key in''') To enter (information) by typing on a keyboard or keypad.
- (''radio'') To operate (the transmitter switch of a two-way radio).
- rfv-sense To link (as one might do with a key or legend).
- (''telegraphy and radio telegraphy'') To depress (a telegraph key).
- To fit (a lock) with a key.
- To fit (pieces of a mechanical assembly) with a key to maintain the orientation between them.
- To mark or indicate with a symbol indicating membership in a class.
Source: Wiktionary
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