tomography
noun
to·mog·ra·phy
tō-ˈmä-grə-fē 
: a method of producing a three-dimensional image of the internal structures of a solid object (such as the human body or the earth) by the observation and recording of the differences in the effects on the passage of waves of energy impinging on those structures compare computed tomography
Examples of tomography in a Sentence
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Other imaging tests: Your doctor may recommend a magnetic resonance imaging (MRI) scan or a positron emission tomography (PET) scan to help determine how far the cancer has spread.
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Carrie Madormo, Health, 2 Aug. 2025
That's essentially what geologists did using seismic tomography, a technique that tracks how earthquake waves travel through different layers of the planet.
—Lucy Notarantonio, MSNBC Newsweek, 29 July 2025
The scanner relies on synchrotron tomography, an advanced imaging method that uses hard X-rays to compile 3D representations of an object, beginning at the microscopic level.
—Andrew Paul Jul 24, Popular Science, 24 July 2025
Rather than risk damaging the brittle pages by removing the stitches and unfolding them, a team of researchers were able to conduct imaging and computed tomography, or CT, scans to create a 3D model of the papers and virtually unfurl them to read the story.
—Ashley Strickland, CNN Money, 9 May 2025
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Carrie Madormo, Health, 2 Aug. 2025
That's essentially what geologists did using seismic tomography, a technique that tracks how earthquake waves travel through different layers of the planet.
—Lucy Notarantonio, MSNBC Newsweek, 29 July 2025
The scanner relies on synchrotron tomography, an advanced imaging method that uses hard X-rays to compile 3D representations of an object, beginning at the microscopic level.
—Andrew Paul Jul 24, Popular Science, 24 July 2025
Rather than risk damaging the brittle pages by removing the stitches and unfolding them, a team of researchers were able to conduct imaging and computed tomography, or CT, scans to create a 3D model of the papers and virtually unfurl them to read the story.
—Ashley Strickland, CNN Money, 9 May 2025
See All Example Sentences for tomography
Cite this Entry
“Tomography.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tomography. Accessed 8 Aug. 2025.
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tomography
noun
to·mog·ra·phy
tō-ˈmäg-rə-fē
plural tomographies
: a method of producing a three-dimensional image of the internal structures of a solid object (as the human body) by the observation and recording of the differences in the effects on the passage of waves of energy impinging on those structures
called also stratigraphy
see computed tomography, positron-emission tomographyLove words? Need even more definitions?
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