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a. An apparatus containing a light source and a reflector for projecting a high-intensity beam of approximately parallel rays of light.
b. The beam of light so projected.
2. A flashlight.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Electronics) 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. (Electronics) the beam of light produced by such a device
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014



1. a device, usu. consisting of a light and reflector, for throwing a beam of light in any direction.
2. a beam of light so thrown.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.searchlight - a light source with reflectors that projects a beam of light in a particular directionsearchlight - a light source with reflectors that projects a beam of light in a particular direction
Fresnel lens - lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length
light source, light - any device serving as a source of illumination; "he stopped the car and turned off the lights"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
نور كَشّاف
leitarljós; kastljós


[ˈsɜːtʃlaɪt] Nreflector m, proyector m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


[ˈsɜːrtʃlaɪt] nprojecteur msearch party néquipe f de secours
to send out a search party → envoyer une équipe de secourssearch warrant nmandat m de perquisition
Collins English/French Electronic Resource. © HarperCollins Publishers 2005


[ˈsɜːtʃˌlaɪt] nriflettore m
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995


(səːtʃ) verb
1. (often with for) to look for something by careful examination. Have you searched through your pockets thoroughly?; I've been searching for that book for weeks.
2. (of the police etc) to examine, looking for eg stolen goods. He was taken to the police station, searched and questioned.
an act of searching. His search did not take long.
ˈsearcher noun
ˈsearching adjective
trying to find out the truth by careful examination. He gave me a searching look.
ˈsearchingly adverb
ˈsearchlight noun
a strong light with a beam that can be turned in any direction, used eg to see enemy aeroplanes in the sky.
search party
a group of people looking for a missing person. When the climbers failed to return, a search party was sent out.
search warrant
a warrant giving legal permission to the police to search a house etc.
in search of
searching for. We went in search of a restaurant.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
References in classic literature ?
On the summit of the East Cliff the new searchlight was ready for experiment, but had not yet been tried.
Presently the powerful rays of its searchlight shot downward from the bow.
One or two adventurous souls, it was after- wards found, went into the darkness and crawled quite near the Martians; but they never returned, for now and again a light-ray, like the beam of a warship's searchlight swept the common, and the Heat-Ray was ready to follow.
From one activity to another had Tom Swift gone, now constructing some important invention for himself, as among others, when he made the photo-telephone, or developed a great searchlight which he presented to the Government for use in detecting smugglers on the border.
As we neared the high tower a patrol shot down from above, throwing its piercing searchlight full upon my craft, and a voice roared out a command to halt, following with a shot as I paid no attention to his hail.
It was very dark down there, but the light from our port-holes, and the reflection from what must have been a powerful searchlight on the submarine's nose showed that we were forging through a narrow passage, rock-lined, and tube-like.
From the open doorway came a flash of electric light, like a tiny searchlight, which quested about the barn and came to rest on her and Billy.
Wade out for them as mercilessly as a searchlight. Where she had been stout thirteen years before, she was now frankly fat.
It was all lighted up an' shining, an' it shun right into me an' lighted me up inside, like the sun or a searchlight. That's the way it landed on me, but I guess I ain't up much on poetry, miss."
"Lucky for me he doesn't carry a searchlight," Wolf Larsen said.
As we went down, I sat in the tower with the searchlight projecting its seemingly feeble rays ahead.
In that instant his tiny searchlight, sharp and white, had shown him what a thousand years would not en.