LIGHT BULB • FREE TRANSLATOR.ORG • Definition of Light bulb

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noun

light bulb, lightbulb n. A glass bulb with metallic contacts on the outside connected to a wire filament (usually tungsten) inside that emits light when heated by passage of electricity through the filament; used as the replaceable light-emitting component of an electric lamp, flashlight, lighting fixture, etc.

Synonyms: light bulb, bulb, incandescent lamp, electric light, electric-light bulb.

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Etymology of 'Light bulb'

Collaborative International Dictionary of English 0.48

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"Light bulb" Quotes from Famous Books

... efforts, removed their headpieces, and with a "good-bye" to Tom, who lived in a room at the rear of the station, started for the house. If New Mexico were to call, a light bulb would flash the signal in Tom's quarters, and ...

— The Radio Boys on the Mexican Border • Gerald Breckenridge

... would you go about it," he shot at his audience, "if you were asked to measure the cubic contents of an electric light bulb?" ...

— Radio Boys Loyalty - Bill Brown Listens In • Wayne Whipple

Words linked to "Light bulb" : electric-light bulb, lightbulb, filament, incandescent lamp, electric light, bulb, electric lamp