n. A light source that projects a bright beam of light in any direction.
n. The light from the above source.
the GNU version of the Collaborative International Dictionary of English
n. An apparatus for projecting a powerful beam of light of approximately parallel rays, usually devised so that it can be swiveled about.
n. The beam of light projecting by this apparatus.
The Century Dictionary and Cyclopedia
n. An electric arc-light having a lens or reflector, mounted on shipboard or on land on a vertical axis in such a way that the beam of light may be made to traverse in a horizontal path.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a light source with reflectors that projects a beam of light in a particular direction
Word Usage
"By the way I have a very good education from France and I would have to look in a dictionary to see what the word for searchlight is as well."