elec·tro·cor·ti·cog·ra·phy \ ̷ ̷ ¦ ̷ ̷ ̷ ̷ ˌkōrtə̇¦kägrəfē, -kȯr-\noun (-es) Etymology:electr- + cortico- + -graphy : the process of recording electrical activity in the brain by placing electrodes in direct contact with the cerebral cortex • elec·tro·cor·ti·co·graph·ic\-tə̇kə¦grafik\adjective • elec·tro·cor·ti·co·graph·i·cal·ly\-k(ə)lē\adverb