BRAIN NUCLEUS By N., Pam M.S. - April 7, 2013 Cell cluster in the cerebellum or cerebrum. See nucleus. BRAIN NUCLEUS: "Joe's cerebrum had a large amount of brain nucleus for his condition." Related Psychology Terms BRAIN NUCLEUS DENTATE NUCLEUS BRAINSTEM LEFT HEMISPHERE GENICULATE NUCLEUS NONDISJUNCTION SOLITARY NUCLEUS CELL DIVISION PARAVENTRICULAR NUCLEUS SEXUALLY DIMORPHIC NUCLEUS Cite this page: N., Pam M.S., "BRAIN NUCLEUS," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/brain-nucleus-2/ (accessed September 21, 2020).