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searchlight

[surch-lahyt] /ˈsɜrtʃˌlaɪt/
noun
1.
a device, usually consisting of a light and reflector, for throwing a beam of light in any direction.
2.
a beam of light so thrown.
Origin of searchlight
1880-1885
First recorded in 1880-85; search + light1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for searchlight

searchlight

/ˈsɜːtʃˌlaɪt/
noun
1.
a device, consisting of a light source and a reflecting surface behind it, that projects a powerful beam of light in a particular direction
2.
the beam of light produced by such a device
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for searchlight
n.

also search-light, 1882, from search (v.) + light (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
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20
21
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