quartz-iodine lamp


: a light bulb consisting of a quartz bulb and a tungsten filament with the bulb containing iodine which reacts with the vaporized tungsten to prevent excessive blackening of the bulb

Word History

First Known Use

circa 1964, in the meaning defined above

Time Traveler
The first known use of quartz-iodine lamp was circa 1964

Dictionary Entries Near quartz-iodine lamp

Cite this Entry

“Quartz-iodine lamp.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quartz-iodine%20lamp. Accessed 7 Dec. 2023.

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