Synonyms for Brainwave:

n.

faith, idea, belief, theory, concept, commitment, principle, ideal, thought, philosophy. brain death, central nervous system, brainstem, cerebral cortex, brain damage, brain, brain cell, cerebellum, cerebral. brainwave (noun)
brainstorm, insight, brain wave, cortical potential.

Other synonyms:

central nervous system, brain damage, brainstem, cerebral cortex, cerebellum. brain cell, cerebral. brain. Other relevant words:
brainstem, idea, brain, cerebral, cerebellum.