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Dictionary
| English |
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| Definitions |
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Def: an invention serving a particular purpose, especially a machine used to perform one or more relatively simple tasks
Example: Police will use a new listening device that can detect the sound of gunfire and lead to quick dispatch to the location.
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| Usage note |
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| Word family |
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| Collocations |
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install a tracking device
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remove a listening device
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surveillance device
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| See also |
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| dic_connotations |
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