The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Of or being a psychological school based on the belief that behavior arises in subconscious efforts to compensate for inferiority and that psychological illness results from overcompensation for the perceived inferiority.
Origin: After Alfred Adler.