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photoreactivation

American  
[foh-toh-ree-ak-tuh-vey-shuhn] / ˌfoʊ toʊ riˌæk təˈveɪ ʃən /

noun

Biochemistry.

  1. a process that repairs DNA damaged by ultraviolet light using an enzyme that requires visible light.

Etymology

Origin of photoreactivation

1945–50; photo- + reactivation ( def. )

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.

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