CAPACITY By N., Pam M.S. - April 7, 2013 1. The ability a person has to retain knowledge and to do complete tasks. 2. A person's potential for intellectual and creative accomplishments. 3. The inborn potential as differing from the developed potential. See ability. CAPACITY: "Joe had the capacity to remember a large amount of trivia." Related Psychology Terms CAPACITY CATTELL-HORN THEORY OF INTELLIGENCE CARTESIANISM CATTELL-HORN THEORY OF INTELLIGENCE GENERAL ABILITY VITAL CAPACITY BIOLOGICALLY PRIMARY ABILITY GROWTH PRINCIPLE CAPABILITY TASK DEMANDS Cite this page: N., Pam M.S., "CAPACITY," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/capacity-2/ (accessed January 17, 2021).