shadowgraph

English

Alternative forms

  • shadow-graph, shadow graph

Etymology

From shadow + -graph.

Noun

shadowgraph (plural shadowgraphs)

  1. A shadow-picture; a radiograph or X-ray photograph; a sciagram.
  2. (physics) An optical technique of visualizing patterns of fluid flow by using differences in refractive index

Derived terms

Verb

shadowgraph (third-person singular simple present shadowgraphs, present participle shadowgraphing, simple past and past participle shadowgraphed)

  1. (transitive) To outline in a shadow-picture on a screen.
  2. (photography) To take a picture by means of X-ray, radium, or similar source of actinic radiation.
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