CT scan

noun
\ ˌsē-ˈtē- How to pronounce CT scan (audio) \

Definition of CT scan

: a cross-sectional, three-dimensional image of an internal body part produced by computed tomography chiefly for diagnostic purposes The CT scan showed dilation of the ventricles, the fluid-filled cavities in the brain.— Burak Ozgur What distinguishes a CT scan from a conventional x-ray is its geometry. … Measurements are collected and assembled by a computer into images that correspond to anatomical slices of the body.— Adam Rogers

called also CAT scan

— see ct scanner

Other Words from CT scan

CT scanning noun

First Known Use of CT scan

1974, in the meaning defined above

History and Etymology for CT scan

computerized tomography

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The first known use of CT scan was in 1974

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Cite this Entry

“CT scan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/CT%20scan. Accessed 26 Sep. 2022.

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More Definitions for CT scan

CT scan

noun
\ (ˈ)sē-ˈtē- How to pronounce CT scan (audio) \

Medical Definition of CT scan

: a cross-sectional, three-dimensional image of an internal body part produced by computed tomography chiefly for diagnostic purposes A CT scan detected a lesion on her jawbone …— David Wallis, The New York Times The CT scan showed dilation of the ventricles, the fluid-filled cavities in the brain.— Burak Ozgur, Discover The CT scan shows a large mass within the lumen of the ascending colon.The New England Journal of Medicine What distinguishes a CT scan from a conventional x-ray is its geometry. … Measurements are collected and assembled by a computer into images that correspond to anatomical slices of the body.— Adam Rogers, Harvard Medical Health Letter

called also CAT scan

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