SOMNOLENCE By N., Sam M.S. - 27 the excessive sleepiness that can be pathological or due to medication, sleep disorder or a medical condition. SOMNOLENCE: "Somnolence can be caused by hypothyroidism." Related Psychology Terms Dissociative Identity Disorder DREAM-STATE (D-STATE, REM- STATE) NYMPHOMANIA (Andromania) MENTAL RETARDATION (PREVENTION, CARE, AND TREATMENT) LYING CHILD PSYCHIATRY PMDD: Can It Be Cured? EPILEPSY (Symptoms and Types) MENTAL RETARDATION (CAUSES) AMERICAN PSYCHIATRIC ASSOCIATION Cite this page: N., Sam M.S., "SOMNOLENCE," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/somnolence/ (accessed December 8, 2022).