noun.
A picture or image created from shadows, especially with X-rays.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays)
Word Usage
"The skiagram was taken about six weeks after the occurrence of the injury, a few days after I first saw the patient; I have, however, had the opportunity of seeing a second skiagram taken some four months later."