A medical device and diagnostic test that records the brain’s electrical activity via electrodes placed on the scalp. It measures distinctive brainwave patterns to help diagnose conditions such as epilepsy, sleep disorders, and other neurological issues. The term combines several Greek roots into a single, specialized noun used in clinical, research, and radiology contexts.
Full pronunciation guide7 of 18 videos
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1:14Electroencephalogram
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1:17Electroencephalography
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