Associations to the word «Shadowgraph»
Wiktionary
SHADOWGRAPH, noun. A shadow-picture; a radiograph or X-ray photograph; a sciagram.
SHADOWGRAPH, noun. (physics) An optical technique of visualizing patterns of fluid flow by using differences in refractive index
SHADOWGRAPH, verb. (transitive) To outline in a shadow-picture on a screen.
SHADOWGRAPH, verb. (photography) To take a picture by means of X-ray, radium, or similar source of actinic radiation.
Dictionary definition
SHADOWGRAPH, noun. A photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays).
Wise words
A word is not a crystal, transparent and unchanged; it is
the skin of a living thought and may vary greatly in color
and content according to the circumstances and time in which
it is used.