tungsten lamp

American  

noun

1. an incandescent electric lamp in which the filament is made of tungsten.

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tungsten lamp British  

noun

1. a lamp in which light is produced by a tungsten filament heated to incandescence by an electric current. The glass bulb enclosing the filament contains a low pressure of inert gas, usually argon. Sometimes small amounts of a halogen, such as iodine, are added to improve the intensity ( tungsten-halogen lamp )

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tungsten lamp Scientific  

1. An incandescent electric lamp having a tungsten filament.

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Etymology

Origin of tungsten lamp

First recorded in 1905–10

Example Sentences

See Examples For:

tungsten lamp

The tantalum lamp had no opportunity to become established, because the tungsten lamp followed its appearance very closely.

From Artificial Light Its Influence upon Civilization by Luckiesh, Matthew

A tungsten lamp has an average efficiency of 1¼ watts per candlepower, compared with 3½ to 4 watts of the old-style carbon lamp.

From Electricity for the farm Light, heat and power by inexpensive methods from the water wheel or farm engine by Anderson, Frederick Irving

The Tungsten Lamp With the advent of the new tungsten lamp, however, reducing the current requirements for light by two-thirds, the storage battery immediately came into its own, and is now of general use.

From Electricity for the farm Light, heat and power by inexpensive methods from the water wheel or farm engine by Anderson, Frederick Irving

In fact, the gas-filled tungsten lamp may be thought of as an ordinary lamp with its long filament made into a short helical coil and the bulb filled with nitrogen or argon gas.

From Artificial Light Its Influence upon Civilization by Luckiesh, Matthew

They learned that the big lights were a new type of tungsten lamp filled with nitrogen gas which made them burn three times as bright as other lamps.

From The Boy Scout Fire Fighters by Crump, Irving