ABERRATION By N., Pam M.S. - April 7, 2013 noun. 1. a departure from one's average behavior. 2. in regard to eyesight, when beams of light do not correctly meet at the target area-the result of a lens malfunction or deformation. ABERRATION: "You get what you pay for when it comes to cameras- many learn this lesson the hard way when they purchase an inexpensive model and their pictures all display color abberation." Related Psychology Terms OBJECTIVE FOCAL LENGTH SPHERICAL ABERRATION FOCUSING POWER VALENCE CULPABILITY PRESBYOPIA ACQUIRED COLOR BLINDNESS TRIAL ACHROMATIC INTERVAL Cite this page: N., Pam M.S., "ABERRATION," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/aberration/ (accessed June 3, 2020).