- the science dealing with light and its effects on living organisms.
Origin of photodynamics
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (functioning as singular) the branch of biology concerned with the effects of light on the actions of plants and animals
- The science that deals with the activating effects of light on living organisms.
- The scientific study of the effects of light on organic compounds and on the metabolisms of living things.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.