CONVULSION By N., Sam M.S. - 5 noun. A non-deliberate, standardized, aggressive muscle contraction, sometimes of tonic nature, sometimes of clonic nature. CONVULSION: "Her sudden convulsions surprised and worried her family members that Thanksgiving." Related Psychology Terms FAMILY CARE ELECTROSHOCK THERAPY (Elec- troconvulsive Therapy; EST, ECT) Cultural Norms & Values in the African-American Population TONIC-CLONIC SEIZURE Selecting a Diagnosis EPILEPTIC CRY EPILEPSY (Symptoms and Types) EPIDEMIC ENCEPHALITIS CHILD PSYCHIATRY SPASM Cite this page: N., Sam M.S., "CONVULSION," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/convulsion/ (accessed February 6, 2023).