mercury-vapor lamp


Definition of mercury-vapor lamp

: an electric lamp in which the discharge takes place through mercury vapor

called also mercury lamp

Examples of mercury-vapor lamp in a Sentence

Recent Examples on the Web The caretaker of one property in Melbourne Beach found hundreds of dead hatchlings piled beneath a single mercury-vapor lamp. Ed Yong, The Atlantic, 13 June 2022 Ann’s father was Peter Cooper Hewitt, whose invention of the mercury-vapor lamp in 1901 earned him more than $1 million. Audrey Clare Farley, Town & Country, 20 Apr. 2021

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

First Known Use of mercury-vapor lamp

1904, in the meaning defined above

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Time Traveler for mercury-vapor lamp

Time Traveler

The first known use of mercury-vapor lamp was in 1904

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Dictionary Entries Near mercury-vapor lamp

mercury thiocyanate

mercury-vapor lamp

mercury weed

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Statistics for mercury-vapor lamp

Last Updated

25 Jun 2022

Cite this Entry

“Mercury-vapor lamp.” Dictionary, Merriam-Webster, Accessed 25 Jun. 2022.

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More Definitions for mercury-vapor lamp

mercury-vapor lamp

mer·​cu·​ry-va·​por lamp | \ -ˌvā-pər- How to pronounce mercury-vapor lamp (audio) \

Medical Definition of mercury-vapor lamp

: an electric lamp in which the discharge takes place through mercury vapor and which has been used therapeutically as a source of ultraviolet radiation


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