Definition of "shadowgraph" [shadowgraph]

• An image produced by casting a shadow on a screen. (noun)
• See shadow play. (noun)
• See radiograph. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The very unfortunate name "shadowgraph" has been suggested and largely used in the newspapers, and even in medical journals."
• "Now, when a foreign body impenetrable to X-rays, e.g. a bullet or a needle, has entered these tissues its location can be determined by illuminating the appropriate part of the body with X-rays and taking a shadowgraph of it on a photographic plate, whereupon the impenetrable body is immediately detected."
• "A girl's figure made a brief shadowgraph in the light, then hurried along the sea front."