"Abbreviation for Digital Imaging and Communications in Medicine, a joint standard of the American College of Radiology and National Equipment Manufacturers Association; specifies entities (or objects) and functions (or services) to allow communication between various image sources and other computer devices, such as archives or workstations." (PDR, Pugh et al. (eds.), 2000)
2000 Physicians Desktop Reference (PDR) Medical Dictionary, N.B. Pugh, B. Werner, T. W. Filardo, P. W. Binns, L. G. Francis, R. Lukens, B. Montgomery, B. L. Ferretti, K. J. Cradle, D. Workman (eds.), Lippincott Williams & Wilkens, Second Edition, pp. 1-2098.
Links:
[1] http://csi.whoi.edu/content/what-dicom
[2] http://csi.whoi.edu/faq/computed-tomography-ct-0