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photogen
2 dictionary results for: Photogen
Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
pho·to·gen 
[foh-tuh-juhn, -jen] Pronunciation Key
[foh-tuh-juhn, -jen] Pronunciation Key –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. |
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
Webster's Revised Unabridged Dictionary - Cite This Source - Share This
Photogen
Pho"to*gen\, n. [Photo- + -gen.] (Chem.) A light hydrocarbon oil resembling kerosene. It is obtained by distilling coal, paraffin, etc., and is used as a lubricant, illuminant, etc. [Written also photogene.]
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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