Brain wave and Spore

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

Spore and brain wave are semantically related. In some cases you can use "Spore" instead a noun phrase "Brain wave".

Spore noun - A small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion.

Brain wave and spore are semantically related. Sometimes you can use "Brain wave" instead a noun "Spore".