- The definition of mentation is thinking or any work of the mind.
An example of mentation is thinking through a problem.
mentation definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
mental functioning; activity of the mind
Origin: ; from Classical Latin mens (gen. mentis), mind plush -ation
mentation definition by American Heritage Dictionary
Mental activity; thinking: “The heartless hip analysis of crime is . . . a part of my life and my mentation” (Scott Turow).
Origin: From Latin mēns, ment-, mind; see mental1.