Brain wave and Fool notion

Brain wave noun - (neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph.

Fool notion and brain wave are semantically related in idea topic. In some cases you can use "Fool notion" instead a noun phrase "Brain wave".

Brain wave and fool notion are semantically related in idea topic. Sometimes you can use "Brain wave" instead a noun phrase "Fool notion".