The definition of mentation is thinking or any work of the mind.
An example of mentation is thinking through a problem.
mental functioning; activity of the mind
Origin of mentationfrom Classical Latin mens (gen. mentis), mind + -ation
Mental activity; thinking: “Having made this quantum leap in mentation … [I] could not halt the involuntary chain of mental hypotheses triggered off in my brain” ( Philip K. Dick )
Origin of mentationFrom Latin mēns ment- mind ; see mental 1.
- Mental activity. The process of thinking.