noun
A light-emitting device that consists of a gas-filled glass tube or bulb and is used inside electric light fixtures and flashlights.
light bulb
light bulb
noun
- Thomas Edison didn't invent the light bulb; but, in 1880 he made it more practical and useful by using bamboo for the filaments to have high electrical resistance.
- In 1878 Joseph Swan developed a light bulb in England that used carbon paper instead of bamboo for the filaments.
- They formed a company, Edison-Swan United, which was one of the biggest producers of light bulbs in the world.
The definition of a light bulb is a way to channel electricity into a light fixture.
Facts About the Light Bulb
An example of a light bulb is the incandescent light used in a lamp.
YourDictionary definition and usage example. Copyright © 2018 by LoveToKnow Corp
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"light bulb." YourDictionary, n.d. Web. 05 December 2018. <https://www.yourdictionary.com/light-bulb>.
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light bulb. (n.d.). Retrieved December 05th, 2018, from https://www.yourdictionary.com/light-bulb
light bulb
THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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MLA Style
"light bulb." YourDictionary, n.d. Web. 05 December 2018. <https://www.yourdictionary.com/light-bulb>.
APA Style
light bulb. (n.d.). Retrieved December 05th, 2018, from https://www.yourdictionary.com/light-bulb
Noun
(plural light bulbs)
- An evacuated glass bulb containing a metal filament which is heated by electrical resistance to produce light.
- (by extension) An article that resembles such a bulb and converts electricity to light by any process.
- a fluorescent light bulb or an LED light bulb
- (figuratively) Used in reference to the sudden arrival of a realization, an inspiration, an idea, or the like.
Origin
light + bulb, from Middle French bulbe, from Latin bulbus (“bulb, onion"), from Ancient Greek βολβός (bolbos, “plant with round swelling on underground stem").
Noun
(plural light-bulbs)
- Alternative form of light bulb.
English Wiktionary. Available under CC-BY-SA license.
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Cite this page
MLA Style
"light bulb." YourDictionary, n.d. Web. 05 December 2018. <https://www.yourdictionary.com/light-bulb>.
APA Style
light bulb. (n.d.). Retrieved December 05th, 2018, from https://www.yourdictionary.com/light-bulb
