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photogene

American  
[foh-tuh-jeen] / ˈfoʊ təˌdʒin /

noun

Ophthalmology.

  1. an afterimage on the retina.

photogene British  
/ ˈfəʊtəʊˌdʒiːn /

noun

  1. another name for afterimage

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of photogene

1850–55; photo- + -gene, variant of -gen

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Moule’s photogene, artificial light for portraiture.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.