VAGOTOMY By N., Pam M.S. - April 29, 2013 noun. surgical lacerating or disruption of the vagus nerve, that has sensory, physiological, and motor operatives. VAGOTOMY: "The vagotomy is unavoidable at this point." Related Psychology Terms CRANIAL NERVE TRACTOTOMY SENSORIMOTOR VAGUS NERVE RAMUS PUDENDAL NERVE SOLITARY NUCLEUS RADIAL NERVE TRIGEMINAL NERVE MOTOR PRIMACY THEORY Cite this page: N., Pam M.S., "VAGOTOMY," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/vagotomy/ (accessed July 22, 2019).