fluorometer

noun

: an instrument for measuring fluorescence and related phenomena (such as intensity of radiation)
fluorometric adjective

Examples of fluorometer in a Sentence

Recent Examples on the Web
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In most fluorometers, one pair of lenses focuses the light onto the sample, while another pair focuses the resulting fluorescence onto an integrated sensor. Ben Coxworth, New Atlas, 12 Aug. 2024 One alternative involves utilizing a device known as a fluorometer. Ben Coxworth, New Atlas, 12 Aug. 2024

Word History

First Known Use

1897, in the meaning defined above

Time Traveler
The first known use of fluorometer was in 1897

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Cite this Entry

“Fluorometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fluorometer. Accessed 18 Mar. 2025.

Medical Definition

fluorometer

noun
: an instrument for measuring fluorescence that is used especially to determine intensities of radiations (as X-rays) from the fluorescence they produce or from concentrations of substances (as uranium or vitamins of the B complex) capable of forming fluorescent compounds

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