Definition of COMPUTED TOMOGRAPHY
: radiography in which a three-dimensional image of a body structure is constructed by computer from a series of plane cross-sectional images made along an axis
called also computed axial tomography, computerized axial tomography, computerized tomography
Examples of computed tomography in a Sentence
Recent Examples on the Web
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.
However, since MRIs are not easily accessible to most people for making a quick diagnosis, computed tomography angiography (CTA) is the next best thing.15
A CTA combines a CT scan with dye (contrast material).
—
Sarah Bradley, Health, 17 Jan. 2025
Many of his Black female patients had chest x-rays, computed tomography scans and magnetic resonance imaging (MRI) that seemed to include shadows or squiggly lines known as artifacts.
—Rod McCullom, Scientific American, 15 Oct. 2024
Researchers from San Diego State University stuck an entire juvenile minke whale inside a computed tomography (CT) scanning machine to virtually slice and dice its anatomy with X-rays.
—Nathaniel Scharping, Discover Magazine, 23 Apr. 2018
For those who can get screened, the most common way is using low-dose computed tomography scans, called LDCT.
—Pranshu Verma, Washington Post, 1 Feb. 2023
See All Example Sentences for computed tomography
Word History
First Known Use
1974, in the meaning defined above
Time Traveler
The first known use of computed tomography was in 1974
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Cite this Entry
“Computed tomography.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/computed%20tomography. Accessed 28 Mar. 2025.
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