Noun radiography has 2 senses
  1. radiography, skiagraphy - the process of making a radiograph; producing an image on a radiosensitive surface by radiation other than visible light
    --1 is a kind of photography
    --1 has particulars: autoradiography
  2. radiography - photography that uses other kinds of radiation than visible light
    --2 is a kind of
    photography, picture taking
    --2 has particulars: roentgenography, X-ray photography; xeroradiography
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