Brain wave
Brain wave noun - (neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph.
Notion and brain wave are semantically related. in understanding topic. In some cases you can use "Notion" instead a noun phrase "Brain wave", when it comes to topics like idea.
Notion
Notion noun - Something imagined or pictured in the mind.
Usage example: that modernistic building does not match my notion of what a country cottage should look like
Mutual synonyms
Related pairs
Cite this Source
Notion and Brain wave. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/brain_wave/notion
Brain wave & Notion. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/brain_wave/notion>.
Notion or Brain wave. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/brain_wave/notion.
Google Ngram Viewer shows how "brain wave" and "notion" have occurred on timeline