electrocorticography

American  

[ih-lek-troh-kawr-ti-kog-ruh-fee] / ɪˌlɛk troʊˌkɔr tɪˈkɒg rə fi /

noun

Medicine/Medical.

1. a technique for surveying the electrical activity of the cerebral cortex by means of an electroencephalograph and electrodes attached to the brain.

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Etymology

Origin of electrocorticography

electro- + cortico- + -graphy

Example Sentences

Using electrocorticography recordings from participants who listened to a thirty-minute podcast, the scientists tracked the timing and location of brain activity as language was processed.

From Science Daily • Jan. 21, 2026

Six theory-neutral labs would scan the brains of 250 total participants using three techniques: functional magnetic resonance imaging, magnetoencephalography, and electrocorticography, in which electrodes are placed on the brain’s surface prior to a surgery.

From Science Magazine • Jun. 25, 2023