EXTENDED-FAMILY THERAPY By N., Pam M.S. - April 7, 2013 Group therapy in volving not only the nuclear family but aunts, uncles, cousins and grandparents. See family therapy. EXTENDED-FAMILY THERAPY: "In extended family therapy, Joe's aunts and cousins came along." Related Psychology Terms SECOND-DEGREE RELATIVE EXTENDED FAMILY STRATEGIC FAMILY THERAPY PERMEABLE FAMILY FUNCTIONAL FAMILY THERAPY MULTIPLE FAMILY THERAPY STRUCTURAL FAMILY THERAPY FAMILY GROUP PSYCHOTHERAPY FAMILY SCULPTING COTHERAPY Cite this page: N., Pam M.S., "EXTENDED-FAMILY THERAPY," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/extended-family-therapy/ (accessed March 2, 2021).