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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These plaques are a hallmark of Alzheimer's and previously required either costly positron emission tomography (PET) scans, or invasive spinal fluid analysis for confirmation.
—
Thomas Westerholm, MSNBC Newsweek, 21 May 2025
Researchers published a description of the pigeon-size specimen in the journal Nature on May 14, reporting that ultraviolet (UV) light and computed tomography (CT) scans had revealed soft tissues and structures never seen before in this ancient bird.
—Mindy Weisberger, CNN Money, 21 May 2025
Typically, an accurate Alzheimer's diagnosis requires expensive and time-consuming testing, including a brain positron emission tomography (PET) scan, which is a type of imaging test of the brain.
—Youri Benadjaoud, ABC News, 16 May 2025
Internal Volcanic Mapping To generate the high-resolution images, the team used seismic tomography, along with studying the volcano’s physical properties, such as rock composition.
—Monica Cull, Discover Magazine, 28 Apr. 2025
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Thomas Westerholm, MSNBC Newsweek, 21 May 2025
Researchers published a description of the pigeon-size specimen in the journal Nature on May 14, reporting that ultraviolet (UV) light and computed tomography (CT) scans had revealed soft tissues and structures never seen before in this ancient bird.
—Mindy Weisberger, CNN Money, 21 May 2025
Typically, an accurate Alzheimer's diagnosis requires expensive and time-consuming testing, including a brain positron emission tomography (PET) scan, which is a type of imaging test of the brain.
—Youri Benadjaoud, ABC News, 16 May 2025
Internal Volcanic Mapping To generate the high-resolution images, the team used seismic tomography, along with studying the volcano’s physical properties, such as rock composition.
—Monica Cull, Discover Magazine, 28 Apr. 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 27 May. 2025.
Copy CitationMedical Definition
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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