BORDERLINE INTELLIGENCE By N., Pam M.S. - April 7, 2013 The measure of intellect that lies between average and below average. Often associated with the IQ range of 70 to 75. Also called borderline intellectual functioning- borderline mental retardation. BORDERLINE INTELLIGENCE: "Joe had borderline intelligence due to mental retardation." Related Psychology Terms BORDERLINE INTELLIGENCE NUTRITIONAL EFFECTS ON INTELLIGENCE SLOW LEARNER BELOW AVERAGE BORDERLINE DISORDER NOONAN RENPENNING'S SYNDROME SYSTEMS OF SUPPORT NORMOTENSIVE PHENYLPYRUVIC OLIGOPHRENIA Cite this page: N., Pam M.S., "BORDERLINE INTELLIGENCE," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/borderline-intelligence-2/ (accessed December 9, 2019).