shadowgraph

[ shad-oh-graf, -grahf ]

Phonetic (Standard)IPA

noun

a picture produced by throwing a shadow, as of the hands, on a lighted screen, wall, or the like.
shadow play.
a radiograph.

shadowgraph

/ ˈʃædəʊˌɡrɑːf; -ˌɡræf /

a silhouette made by casting a shadow, usually of the hands, on a lighted surface
another name for radiograph

First recorded in 1885–90; shadow + -graph

And this edge between the dark and the light then becomes the shadowgraph of this aperture of the camera.

Your Commission Exhibit 753 illustrates that shadowgraph, or actually shows that shadowgraph, Mr. Shaneyfelt?

Mr. McCloy is pointing to a mark along the right-hand side, a white mark along the bottom of the shadowgraph.

As you view it, lower left hand of both of the charts, shows a notch that makes the shadowgraph other than a straight line.

The bearded chin, the puffy lips, the prominent nose were all faithfully outlined in the exaggerated shadowgraph.

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