fluorometer
noun
fluo·rom·e·ter
flu̇-ˈrä-mə-tər 
flȯ-
variants
or fluorimeter
flu̇-ˈri-mə-tər
flȯ-
: an instrument for measuring fluorescence and related phenomena (such as intensity of radiation)
Examples of fluorometer in a Sentence
Recent Examples on the Web
Students gained experience with virtual machines, fluorometers, planktoscopes and other devices.
—
Melinda Moore, Chicago Tribune, 18 Aug. 2025
One alternative involves utilizing a device known as a fluorometer.
—Ben Coxworth, New Atlas, 12 Aug. 2024
The sensors also often contain chlorophyll fluorometers, which can provide data about the water’s phytoplankton concentration.
—Lilian Dove, The Conversation, 25 July 2024
Drones, a jet ski equipped with a fluorometer (which measures the fluorescence or light emitted from the dye), and sensors are tracking the movement of the fluorescent pink dye.
—Laura Baisas, Popular Science, 30 Jan. 2023
In one study, for example, SPURV carried a fluorometer to measure the dispersion of dye in the water, to support wake studies.
—IEEE Spectrum, 26 Feb. 2021
Once the fluorometer detected the dye, the AUV spiraled up to the surface in an attempt to maintain the position of the source.
—Stav Dimitropoulos, Popular Mechanics, 11 June 2019
In some cases, an attached fluorometer (6) collects data on the water’s chlorophyll content, helping researchers understand the vertical distribution of photosynthetic plankton.
—Jennifer Barone, Discover Magazine, 9 May 2010
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Melinda Moore, Chicago Tribune, 18 Aug. 2025
One alternative involves utilizing a device known as a fluorometer.
—Ben Coxworth, New Atlas, 12 Aug. 2024
The sensors also often contain chlorophyll fluorometers, which can provide data about the water’s phytoplankton concentration.
—Lilian Dove, The Conversation, 25 July 2024
Drones, a jet ski equipped with a fluorometer (which measures the fluorescence or light emitted from the dye), and sensors are tracking the movement of the fluorescent pink dye.
—Laura Baisas, Popular Science, 30 Jan. 2023
In one study, for example, SPURV carried a fluorometer to measure the dispersion of dye in the water, to support wake studies.
—IEEE Spectrum, 26 Feb. 2021
Once the fluorometer detected the dye, the AUV spiraled up to the surface in an attempt to maintain the position of the source.
—Stav Dimitropoulos, Popular Mechanics, 11 June 2019
In some cases, an attached fluorometer (6) collects data on the water’s chlorophyll content, helping researchers understand the vertical distribution of photosynthetic plankton.
—Jennifer Barone, Discover Magazine, 9 May 2010
Cite this Entry
“Fluorometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fluorometer. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
fluorometer
noun
flu·o·rom·e·ter
ˌflu̇(-ə)r-ˈäm-ət-ər
variants
or fluorimeter
: 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
Love words? Need even more definitions?
Merriam-Webster unabridged
Share