Brain wave and Spiritual being

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

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

Spiritual being noun - An incorporeal being believed to have powers to affect the course of human events.

Brain wave and spiritual being are semantically related. Sometimes you can use "Brain wave" instead a noun phrase "Spiritual being".