bolometer

noun
bo·​lom·​e·​ter | \ bō-ˈlä-mə-tər How to pronounce bolometer (audio) \

Definition of bolometer

: 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

Other Words from bolometer

bolometric \ ˌbō-​lə-​ˈme-​trik How to pronounce bolometer (audio) \ adjective
bolometrically \ ˌbō-​lə-​ˈme-​tri-​k(ə-​)lē How to pronounce bolometer (audio) \ adverb

First Known Use of bolometer

1878, in the meaning defined above

History and Etymology for bolometer

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

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Time Traveler for bolometer

Time Traveler

The first known use of bolometer was in 1878

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Cite this Entry

“Bolometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bolometer. Accessed 16 Jan. 2021.

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More Definitions for bolometer

bolometer

noun
bo·​lom·​e·​ter | \ bō-ˈläm-ət-ər How to pronounce bolometer (audio) \

Medical Definition of bolometer

: a very sensitive thermometer used in the detection and measurement of feeble thermal radiation and especially adapted to the study of infrared spectra

Other Words from bolometer

bolometric \ ˌbō-​lə-​ˈme-​trik How to pronounce bolometer (audio) \ adjective
bolometrically \ -​tri-​k(ə-​)lē How to pronounce bolometer (audio) \ adverb

More from Merriam-Webster on bolometer

Britannica.com: Encyclopedia article about bolometer

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