DEPRESSIVE DISORDER By Nugent, Pam M.S. - April 7, 2013 A mood disorder with sadness asa symptom. See unipolar depression. DEPRESSIVE DISORDER: "A depressive disorder is associated with sadness." Related Psychology Terms MOOD DISORDER SCHIZOAFFECTIVE DISORDER BIPOLAR DISORDERS PRIMARY MOOD DISORDER ORGANIC-AFFECTIVE SYNDROME SEASONAL AFFECTIVE DISORDER (SAD) POSTPARTUM EMOTIONAL DISTURBANCE 1 CYCLOTHYMIC DISORDER PSYCHOLOGICAL DISTRESS DYSPHORIA Cite this page: Nugent, Pam M.S., "DEPRESSIVE DISORDER," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/depressive-disorder/ (accessed January 19, 2019).