photic Hear it!

photic definition

pho·tic (fōt′ik)

adjective

  1. of light
  2. Biol. having to do with the effect of light upon, or the production of light by, organisms

Etymology: < Gr phōs (gen. phōtos), a light (see phosphorus) + -ic

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.