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dia·tri·zo·ate .dī-ə-.trī-'zō-.āt n either of two salts of the acid C11H9I3N2O4 administered in solution as a radiopaque medium for various forms of radiographic diagnosis see HYPAQUE
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dia·tri·zo·ate (di″ə-tri-zoґāt) the most commonly used water-soluble, iodinated radiopaque medium. The salts are used, alone or in combination, for a wide variety of diagnostic imaging methods, including angiography, urography, cholangiography, computed tomography, hysterosalpingography, and retrograde pyelography.Medical dictionary. 2011.