electroencephalography
e lec tro en ceph a log ra phy |iˌlektrōənˌsefəˈlägrəfē əˌlɛktroʊənsəfəˈlɑɡrəfi | ▶noun the measurement of electrical activity in different parts of the brain and the recording of such activity as a visual trace (on paper or on an oscilloscope screen ).
electroencephalography |ɪˌlɛktrəʊɪnˌsɛfəˈlɒgrəfi, -ˌkɛf -| ▶noun [ mass noun ] the measurement of electrical activity in different parts of the brain and its recording as a visual trace (on paper or on an oscilloscope screen ).