ionizing radiation - high-energy radiation capable of producing ionization in substances through which it passes

electromagnetic radiation, electromagnetic wave, nonparticulate radiation - radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge

angiocardiogram - a series of X rays representing the action of the heart and its blood vessels after the injection of a radiopaque substance

angiogram - an X-ray representation of blood vessels made after the injection of a radiopaque substance; "angiograms are produced by angiography"

arteriogram - an X ray of an artery filled with a contrast medium

arthrogram - an X ray of a joint after the injection of a contrast medium

pneumoencephalogram, encephalogram - an X ray of the brain made by replacing spinal fluid with a gas (usually oxygen) to improve contrast

hysterosalpingogram - X ray of the uterus and Fallopian tubes; usually done in diagnosing infertility (to see if there any blockages)

mammogram - X-ray film of the soft tissue of the breast

myelogram - X-ray film of the spinal cord and spinal nerve roots and subarachnoid space

pyelogram - an X ray of the kidneys and ureters

radiograph, shadowgraph, skiagram, skiagraph, radiogram - a photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays)

phlebogram, venogram - an X ray of a vein injected with a radiopaque contrast medium