Source : Webster's Revised Unabridged Dictionary (1913)

Cerebroscopy \Cer`e*bros"co*py\, n. [Cerebrum + -scopy.] (Med.)
   Examination of the brain for the diagnosis of disease; esp.,
   the act or process of diagnosticating the condition of the
   brain by examination of the interior of the eye (as with an
   ophthalmoscope). --Buck.