PEDOMORPHOSIS By N., Pam M.S. - April 7, 2013 noun. the retaining of juvenile traits in adult living beings. PEDOMORPHOSIS: "The patient is exhibiting symptoms of pedomorphosis." Related Psychology Terms POPULATION RESEARCH ANCESTRAL TRAIT AGGREGATION NUCLEUS CONCEPT VIRILITY BIOTYPOLOGY ANALOGY BIOTAXIS WARNING COLORATION Cite this page: N., Pam M.S., "PEDOMORPHOSIS," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/pedomorphosis/ (accessed April 3, 2020).