spectroscopy
noun
spec·tros·co·py
spek-ˈträ-skə-pē 
1
: the process or technique of using a spectroscope or spectrometer
2
: the production and investigation of spectra
Examples of spectroscopy in a Sentence
Recent Examples on the Web
Their study reports the direct observation of the premelting state using advanced nuclear magnetic resonance (NMR) spectroscopy.
—
Neetika Walter, Interesting Engineering, 23 Sep. 2025
New tools offer new insights Many researchers now use a more child-friendly neuroimaging machine called functional near-infrared spectroscopy, which involves placing sensors on a child’s head – typically in the form of a lightweight cap – to track their brain function.
—Aaron Buss, The Conversation, 19 Sep. 2025
In the early days of semiconductor production, manufacturers used ion mass spectroscopy and a technique called spreading resistance to measure the dopant distribution in one dimension.
—Allison Marsh, IEEE Spectrum, 17 Sep. 2025
Their aim was to quantify microplastic accumulation in the gastrointestinal tract and gonads, examine its relationship with reproductive health in both sexes, and identify the types of plastic present using spectroscopy.
—Melissa Cristina Márquez, Forbes.com, 16 Sep. 2025
See All Example Sentences for spectroscopy
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Neetika Walter, Interesting Engineering, 23 Sep. 2025
New tools offer new insights Many researchers now use a more child-friendly neuroimaging machine called functional near-infrared spectroscopy, which involves placing sensors on a child’s head – typically in the form of a lightweight cap – to track their brain function.
—Aaron Buss, The Conversation, 19 Sep. 2025
In the early days of semiconductor production, manufacturers used ion mass spectroscopy and a technique called spreading resistance to measure the dopant distribution in one dimension.
—Allison Marsh, IEEE Spectrum, 17 Sep. 2025
Their aim was to quantify microplastic accumulation in the gastrointestinal tract and gonads, examine its relationship with reproductive health in both sexes, and identify the types of plastic present using spectroscopy.
—Melissa Cristina Márquez, Forbes.com, 16 Sep. 2025
See All Example Sentences for spectroscopy
Cite this Entry
“Spectroscopy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spectroscopy. Accessed 7 Oct. 2025.
Copy CitationMedical Definition
spectroscopy
noun
spec·tros·co·py
spek-ˈträs-kə-pē
plural spectroscopies
1
a
: the production and investigation of spectra
b
: the process or technique of using a spectroscope or spectrometer
2
: physics that deals with the theory and interpretation of interactions between matter and radiation (as electromagnetic radiation)
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