Brain wave
Brain wave noun - (neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph.
Guess and brain wave are semantically related. In some cases you can use "Guess" instead a noun phrase "Brain wave".
Guess
Guess noun - An opinion or judgment based on little or no evidence.
Brain wave and guess are semantically related. Sometimes you can use "Brain wave" instead a noun "Guess".
Mutual synonyms
Cite this Source
Guess and Brain wave. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/brain_wave/guess
Brain wave & Guess. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/brain_wave/guess>.
Guess or Brain wave. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/brain_wave/guess.
Google Ngram Viewer shows how "brain wave" and "guess" have occurred on timeline