Definition of light bulb Light bulb
We found 4 definitions of light bulb from 3 different sources.
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What does light bulb mean?
WordNet
Noun |
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| light bulb - electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity | ||
| lightbulb, bulb, incandescent lamp, electric light, electric-light bulb | ||
| electric lamp a lamp powered by electricity | ||
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Wiktionary 
- light bulb (Noun)
An evacuated glass bulb containing a metal filament which is heated by electrical resistance to produce light. - light bulb (Noun)
An article that resembles such a bulb and converts electricity to light by any process.
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light bulb
A filament surrounded by glass which is screwed into the socket of a lamp and which emits light when supplied with current.
