bolometer

noun

bo·​lom·​e·​ter bō-ˈlä-mə-tər How to pronounce bolometer (audio)
: a very sensitive thermometer whose electrical resistance varies with temperature and which is used in the detection and measurement of feeble thermal radiation and is especially adapted to the study of infrared spectra
bolometric adjective
bolometrically adverb

Example Sentences

Recent Examples on the Web Arnaud Crastes, a business development director at Teledyne Imaging, a group of technology companies that manufacture imaging sensors, noted that most bolometer manufacturers today have proposed technology with the capability to work at high temperatures such as 85 C. Meeri Kim, Discover Magazine, 12 Aug. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bolometer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Greek bolē stroke, beam of light (from ballein to throw) + English -o- + -meter — more at devil

First Known Use

1878, in the meaning defined above

Time Traveler
The first known use of bolometer was in 1878

Dictionary Entries Near bolometer

Cite this Entry

“Bolometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bolometer. Accessed 6 Jun. 2023.

Medical Definition

bolometer

noun
bo·​lom·​e·​ter bō-ˈläm-ət-ər How to pronounce bolometer (audio)
: a very sensitive thermometer used in the detection and measurement of feeble thermal radiation and especially adapted to the study of infrared spectra
bolometric adjective
bolometrically adverb

More from Merriam-Webster on bolometer

Last Updated: - Updated example sentences
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