chromatic aberration: Meaning and Definition of

chromat'ic aberra'tion

Pronunciation: [key]
— Optics. Optics.
  1. the variation of either the focal length or the magnification of a lens system with different wavelengths of light, characterized by prismatic coloring at the edges of the optical image and color distortion within it. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.