Shadowgraph
ahd-5
noun.
An image produced by casting a shadow on a screen.
noun.
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noun.
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The Century Dictionary and Cyclopedia
noun.
A shadow-picture.
noun.
A radiograph or X-ray photograph; a sciagram.
To outline in a shadow-picture on a screen.
In
photography
, to take a picture of by means of X-rays, radium, or a similar source of actinic radiation.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
An
optical
technique
of
visualizing
patterns
of
fluid
flow
by using differences in
refractive index
noun.
An
X-ray
image.
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)