fluorescent lamp

noun

Definition of fluorescent lamp 

: a usually tubular electric lamp having a coating of fluorescent material on its inner surface and containing mercury vapor whose bombardment by electrons from the cathode provides ultraviolet light which causes the material to emit visible light

Examples of fluorescent lamp in a Sentence

Recent Examples on the Web

Using new lighting technologies, such as light-emitting diodes (LEDs) and compact fluorescent lamps (CFLs), can reduce the energy use required by lighting by more than half. Sarah Bowman, Indianapolis Star, "How to make 'going green' a 2018 resolution — and actually do it," 1 Jan. 2018 The Dingo Fence is made of wooden posts connected by wire mesh (electric in some sections) and much of it is lit at night by alternating red and white fluorescent lamps and patrolled by a staff of 23 full-time employees. Ken Jennings, Condé Nast Traveler, "The Longest Fence in the World Would Take 6 Months to Walk Around," 4 Dec. 2017 The recycling plant operated as a waste facility for fluorescent lamps until the fire, said Eric Pohl, an EPA on scene coordinator. Justin Madden, cleveland.com, "EPA begins cleanup of hazardous materials found at Cleveland recycling warehouse," 28 Feb. 2018 And forget about using the tube fluorescent lamps that were everywhere in the 1970s. Elizabeth Anne Hartman, WSJ, "The Open-Floor-Plan Backlash: How Family Members Are Escaping Each Other," 17 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fluorescent lamp.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fluorescent lamp

1896, in the meaning defined above

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Time Traveler for fluorescent lamp

The first known use of fluorescent lamp was in 1896

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More from Merriam-Webster on fluorescent lamp

Britannica.com: Encyclopedia article about fluorescent lamp

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