elec·​tro·​en·​ceph·​a·​lo·​gram | \ i-ˌlek-trō-in-ˈse-f(ə-)lə-ˌgram How to pronounce electroencephalogram (audio) \

Definition of electroencephalogram

: the tracing of brain waves made by an electroencephalograph

Examples of electroencephalogram in a Sentence

Recent Examples on the Web

Brain waves were first discovered using electroencephalogram (EEG) techniques, which involve placing electrodes on the scalp. Simon Makin, Scientific American, "“Traveling” Brain Waves May Be Critical for Cognition," 28 June 2018 These either leave organic traces in the brain that, though not always accessible before a patient’s death, are characteristic of the condition in question, or cause recognisable perturbations of things such as electroencephalograms. The Economist, "A big collaboration is trying to understand diseases of the psyche," 28 June 2018 Gamma waves recorded by an electroencephalogram (EEG) suggested the treat could positively impact brain function, such as cognitive function and creativity, even two hours after eating it. Ashley May, USA TODAY, "Dark chocolate can improve stress, mood, memory and immunity, studies claim," 26 Apr. 2018 Karageorghis has conducted a number of studies using functional magnetic resonance imaging and electroencephalogram to study the effect of music on physical performance. Tara Parker-pope, New York Times, "For Snowboarders, the Music Matters as Much as the Gear," 20 Feb. 2018 Another consumer product senses the slow brain waves characteristic of deep sleep via electroencephalogram (EEG) electrodes built into a headset. Christof Koch, WSJ, "To Keep Up With AI, We’ll Need High-Tech Brains," 27 Oct. 2017 The participants’ brain activity, monitored with an electroencephalogram (EEG), showed statistically significant results. Dom Galeon, NBC News, "Have Scientists Found a Way to 'Turbocharge' the Human Brain?," 12 Oct. 2017 Mapping the brain Treatment at Pure Recovery begins with a quantitative electroencephalogram (qEEG), which measures electrical activity in the brain. A.j. Perez, USA TODAY, "Clinic provides hope for athletes with brain injuries: 'This is going to be huge'," 3 Oct. 2017 For example, consider electroencephalogram, a technology to directly measure real-time electrical activity in the brain. John Torous, Slate Magazine, "New apps promise to diagnose mental health problems. But there are reasons to be cautious.," 20 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'electroencephalogram.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of electroencephalogram

1934, in the meaning defined above

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The first known use of electroencephalogram was in 1934

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elec·​tro·​en·​ceph·​a·​lo·​gram | \ -in-ˈsef-ə-lə-ˌgram How to pronounce electroencephalogram (audio) \

Medical Definition of electroencephalogram

: the tracing of brain waves made by an electroencephalograph

More from Merriam-Webster on electroencephalogram

Britannica.com: Encyclopedia article about electroencephalogram

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