Definitions:

1. Pertaining to intellectual activities, engaging or involving deep thought, reasoning, or intellect. ADVERB
   • She approached the problem cerebrally, analyzing every possible outcome before making a decision.
2. Relating to the brain's physical or functional aspects. ADVERB
   • The stroke affected him cerebrally, impairing his cognitive functions.

Synonyms:

• intellectually
• mentally
• psychologically
• rationally