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1. a broad intense beam of artificial light, esp as used in the theatre or to illuminate the exterior of buildings
2. the lamp or source producing such light
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A spotlight that produces a wide beam of light.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
A light projector used for outdoor lighting of buildings, parking lots, sports fields, and the like, usually having a filament lamp or mercury-vapor lamp and a parabolic reflector.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
1. A projector type of luminaire; designed for lighting a large area or an object to a level of illumination which is considerably greater than that of its surroundings.
2. In stage lighting, a unit of one or more lamps in a metal housing, usually nonfocusing and used to illuminate a large area diffusely.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.