Entity: LIGHT-BULB
A light bulb is a glass bulb or tube that produces light when supplied with electricity. It is commonly used for illumination in various settings.
LIGHT BULB
Etymology
The term 'light bulb' originates from the combination of 'light' referring to illumination and 'bulb' indicating a rounded container.
Definition
A light bulb is an electric lamp that emits light when electricity passes through it. It typically consists of a glass bulb with a filament inside that glows when current flows through it.
Historical Context
The invention of the modern light bulb is credited to Thomas Edison in the late 19th century, revolutionizing indoor lighting and replacing less efficient oil lamps.
Cultural Significance
Light bulbs have become symbolic of ideas or innovations, often depicted as a visual representation of a bright idea or inspiration.
Related Concepts
- LED lights
- Incandescent bulbs
- Fluorescent tubes
See Also
- Bulb - Definition and meaning of the term 'bulb'
An electric lamp used for producing light.