[foh-toh-ree-ak-tuh-vey-shuh n]

noun Biochemistry.

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

Origin of photoreactivation

1945–50; photo- + reactivation Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

photoreactivation in Medicine




The activation by light of something previously inactive or inactivated.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.