tomography

noun
to·​mog·​ra·​phy | \ tō-ˈmä-grə-fē How to pronounce tomography (audio) \

Definition of tomography

: 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

Other Words from tomography

tomographic \ ˌtō-​mə-​ˈgra-​fik How to pronounce tomography (audio) \ adjective

Examples of tomography in a Sentence

Recent Examples on the Web But Egyptian scientists were able to use non-invasive, three-dimensional computerized tomography (CT) scanning to reveal the secrets of Amenhotep I. Somayeh Malekian, ABC News, 28 Dec. 2021 In collaboration with Australian professor of computer science Alan G. Bromley, Wright carried out a second x-ray study of the mechanism in 1990 using an early 3-D x-ray technique called linear tomography. Tony Freeth, Scientific American, 15 Dec. 2021 Currently, the disease is diagnosed through memory tests by a skilled neurologist, then confirmed through a costly positron emission tomography (PET) scan of the brain or an invasive spinal tap puncture to get cerebrospinal fluid. Tribune News Service, oregonlive, 25 Nov. 2021 Computerized tomography scans revealed delicate body parts like antennae, gills and fine hairs on the mouth parts. Katie Hunt, CNN, 20 Oct. 2021 But the application of medical advances like computerized tomography to paleontology have allowed researchers to peer through rock to see what's happening inside fossilized bones. Katie Hunt, CNN, 23 Sep. 2021 Tanzi, who specializes in Alzheimer's etiology and pathology research, said existing tests for Alzheimer’s risk involve positron emission tomography, or PET scans, as well as blood tests and genetic testing. Devon Link, USA TODAY, 29 Sep. 2021 But a definitive diagnosis is expensive and time-consuming, involving a hunt for indicators of disease, or biomarkers, in patients’ spinal fluid or in positron emission tomography (PET) scans. Kelly Servick, Science | AAAS, 21 July 2021 Then, the team created 3-D models of the shark intestines using computerized tomography (CT), which takes a large number of cross-sectional X-ray images and combines them to make a digital model. Alex Fox, Smithsonian Magazine, 29 July 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tomography.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of tomography

1935, in the meaning defined above

History and Etymology for tomography

Greek tomos section + International Scientific Vocabulary -graphy — more at tome

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Time Traveler for tomography

Time Traveler

The first known use of tomography was in 1935

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Dictionary Entries Near tomography

tomogram

tomography

tomophobia

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Statistics for tomography

Last Updated

7 Jan 2022

Cite this Entry

“Tomography.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tomography. Accessed 26 Jan. 2022.

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More Definitions for tomography

tomography

noun
to·​mog·​ra·​phy | \ tō-ˈmäg-rə-fē How to pronounce tomography (audio) \
plural tomographies

Medical Definition of tomography

: 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 tomography

Other Words from tomography

tomographic \ ˌtō-​mə-​ˈgraf-​ik How to pronounce tomography (audio) \ adjective

More from Merriam-Webster on tomography

Britannica English: Translation of tomography for Arabic Speakers

Britannica.com: Encyclopedia article about tomography

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