phosphorograph

noun phos·phoro·graph \fäˈsfȯrəˌgraf, -rȧf\

Definition of phosphorograph

  1. :  a photographic impression made by laying a phosphorescent body directly upon the photographic film in order to detect phosphorescence too feeble to be observed visually

phosphorographic

\¦fäsfərə¦grafik\ adjective

phosphorography

\ˌfäsfəˈrägrəfē\ noun, plural

-es

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Origin and Etymology of phosphorograph

phosphor- + -graph


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