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photogen

[foh-tuh-juh n, -jen]
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noun
  1. a light oil obtained by the distillation of bituminous shale, coal, or peat: once commercially produced chiefly as an illuminant and as a solvent.
  2. Biology. a photogenic organ, organism, or substance.
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Origin of photogen

First recorded in 1855–60; photo- + -gen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for photogen

Historical Examples

  • But whom should they find at the court but the father and mother of Photogen, both in high favor with the king and queen.

    Harper's Young People, January 6, 1880

    Various

  • Photogen turned, looked back toward the castle, and saw a dark speck on the plain.

  • Your paper is getting better every week, and the story about "Photogen and Nycteris" is about the best you have published.

  • I like "Photogen and Nycteris" so much that I can hardly wait till the next number comes.

  • So that, as Photogen grew older, Fargu began to tremble, for he found it steadily growing harder to restrain him.