Lightbulb - definition, transcription

*
Amer.  |ˈlaɪtˌbəlb|
Brit.  |ˈlaɪtˌbəlb|

noun

- electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity (syn: bulb)

Extra examples

Thomas Edison is best known for inventing the lightbulb, but he also invented the phonograph.

He is best known for his invention of the lightbulb.

He screwed the lightbulb into the socket.

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