Electroencephalogram
ahd-5
noun.
A graphic record of the electrical activity of the brain as recorded by an electroencephalograph.
noun.
The procedure performed to produce such a record.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
A recording of
electrical
brain
activity
(
brain waves
) made by an
electroencephalograph
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a graphical record of electrical activity of the brain; produced by an electroencephalograph
Word Usage
"Although it makes some scientists antsy, he tells advertisers how to make better commercials by replacing focus groups with an electroencephalogram."
Etymologically Related
alpha wave
beta wave
electroencephalograph
electroencephalography
Hypernym
Words that are more generic or abstract
graph
graphical record
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