POLYGAMY By N., Pam M.S. - April 7, 2013 noun. marriage to more than one person at the same time, that is an approved tradition in particular societies. POLYGAMY: "Polygamy is a popular construct in many Mormon families." Related Psychology Terms POLYGYNY POLYANDRY COUVADE TWO-SPIRIT ALLOCENTRIC TANDEM THERAPY PERSONAL SPACE SOCIAL STATICS TRADITIONAL MARRIAGE ULULATION Cite this page: N., Pam M.S., "POLYGAMY," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/polygamy/ (accessed October 18, 2021).