Definition of "microphotograph"

microphotograph

noun
plural microphotographs
1. A photograph so reduced in size that it must be viewed through a lens or a microscope.
  Quotations
  The advantages of the use of photographic reduction in recording documents are so obvious that it is not surprising that the first microphotograph was made shortly after the invention of photography [1-4].1
  1962, UNESCO, UNESCO Bulletin for Libraries, volume 16
  Microphotograph slides, however, required an expensive microscope for viewing, which make them beyond the reach of the average person.
  2007, Michael R. Peres, Focal Encyclopedia of Photography: Digital Imaging, Theory and Applications
  Dancer's first microphotograph, a daguerrotype of a 20 inches long document reduced to 3mm in length, was printed in 1839.
  2008, John Hannavy, editor, Encyclopedia of Nineteenth-Century Photography, volume 1
2. A photograph taken through a microscope, an enlarged picture of a very small item or area; a photomicrograph.
verb
third-person singular simple present microphotographs, present participle microphotographing, simple past and past participle microphotographed
1. To create such a photograph