'Cerebration' definitions:

Definition of 'cerebration'

From: WordNet
noun
The process of using your mind to consider something carefully; "thinking always made him frown"; "she paused for thought" [syn: thinking, thought, thought process, cerebration, intellection, mentation]

Definition of 'Cerebration'

From: GCIDE
  • Cerebration \Cer`e*bra"tion\, n. Action of the brain, whether conscious or unconscious. [1913 Webster]