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arc lamp a lamp, such as a searchlight, in which light is produced by an electric arc passing through a gas between two hot electrodes; arc light.
flood lamp a floodlight, esp. one used in a television or photography studio.
fluorescent lamp a glass tube with a fluorescent coating on the inside that gives off light when the mercury vapor in the tube is bombarded with a stream of electrons.
hurricane lamp a lamp or lantern using kerosene or oil, or a candlestick, having a glass chimney protecting the light from wind or draughts. [2 definitions]
incandescent lamp a lamp or light bulb in which a filament is made to glow by electric current.
mercury-vapor lamp a lamp in which light is produced by an electric discharge through vaporized mercury.
photoflood lamp see "flood lamp."
pilot lamp a small electric light that indicates, when lit, that current is flowing in an electric circuit. [2 definitions]
quartz lamp a mercury-vapor lamp, enclosed within transparent quartz, that emits ultraviolet rays when an electric current is passed through it.
safety lamp a miner's lamp that has a protective wire gauze around the flame to keep it from igniting gases present in a mine.
sodium-vapor lamp an electric lamp used for lighting highways and streets, containing sodium and neon and giving off a yellow light.
streetlamp a light illuminating a road or street, typically mounted on a tall pole.
tungsten lamp an electric lamp with a tungsten filament or filaments that uses very low wattage.