searchlight

[ surch-lahyt ]
/ ˈsɜrtʃˌlaɪt /

noun

a device, usually consisting of a light and reflector, for throwing a beam of light in any direction.
a beam of light so thrown.

Origin of searchlight

First recorded in 1880–85; search + light1

Example sentences from the Web for searchlight

British Dictionary definitions for searchlight

searchlight
/ (ˈsɜːtʃˌlaɪt) /

noun

a device, consisting of a light source and a reflecting surface behind it, that projects a powerful beam of light in a particular direction
the beam of light produced by such a device