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Shadowgraph
noun, verb
Definitions
Noun
- 1 A shadow-picture; a radiograph or X-ray photograph; a sciagram.
"`There you have its exemplification, a shadowgraph of vapour, penetrated by a single concrete element - my Mind."
- 2 a photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays) wordnet
- 3 An optical technique of visualizing patterns of fluid flow by using differences in refractive index
Verb
- 1 To outline in a shadow-picture on a screen. transitive
- 2 To take a picture by means of X-ray, radium, or similar source of actinic radiation.
Etymology
Etymology 1
From shadow + -graph.
Etymology 2
From shadow + -graph.
See also for "shadowgraph"
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