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

However, it was not until 1914, when the gas-filled tungsten lamp appeared, that this type of light-source could compete with arc-lamps on the basis of efficiency.

From Artificial Light Its Influence upon Civilization by Luckiesh, Matthew

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

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

He was on the track of another invention,—a spring coil to prevent the jar to a tungsten lamp.

From The High Calling by Sheldon, Charles Monroe

In order to make an accurate artificial north skylight for color-work by means of colored glass, from 75 to 85 per cent. of the light from a tungsten lamp must be filtered out.

From Artificial Light Its Influence upon Civilization by Luckiesh, Matthew