CAT scan

CAT scan

an examination performed with a CAT scanner.
an x-ray image obtained by examination with a CAT scanner.
Also, CT scan. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin & History

CAT scan
1975; see CAT.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
CAT scan   (kāt)  Pronunciation Key 
Short for computerized axial tomography scan. An image of a body structure produced by computerized axial tomography.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
CAT scan [(kat)]

A three-dimensional image of a cross section of the body made with x-rays that is useful in diagnosing disease (for example, in detecting tumors). CAT stands for computerized axial tomography, the name of the method used to produce the image.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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