Wiktionary
computed axial tomography
n. 1 (context medicine English) A medical imaging process involving the use of multiple X-ray images to produce a three dimensional image of internal organs. 2 (context medicine English) A scan produced by this technique.
WordNet
computed axial tomography
n. a method of examining body organs by scanning them with X rays and using a computer to construct a series of cross-sectional scans along a single axis [syn: computerized tomography, computed tomography, CT, computerized axial tomography, CAT]