GROWTH CURVE By N., Pam M.S. - May 11, 2013 1. The graphic representation of the growth rate of an organism. 2. The graphic representation of the increase in learning of an individual or group. See learning curve. GROWTH CURVE: "Growth rate is a graphic representation of learning." Related Psychology Terms SERIAL POSITION CURVE PLATEAU LEARNING CURVE SOCIOMETRIC TEST RETENTION CURVE BRAIN GROWTH SOCIOGRAM GROWTH GROUP BELL CURVE CATCH-UP GROWTH Cite this page: N., Pam M.S., "GROWTH CURVE," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/growth-curve/ (accessed September 27, 2020).