photopathy
American
[foh-top-uh-thee]
/ foʊˈtɒp ə θi /
noun
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movement of an organism in response to the intensity of light, especially away from the source of light.
-
any condition or disease produced by the effect of light, especially in excessive amounts.
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Etymology
Origin of photopathy
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.