Mental Age

Definition

Mental age refers to an individual's level of mental development relative to others. It was originally used in scoring early versions of IQ tests.

Related terms

Chronological Age:

This is simply the number of years a person has lived.

Cognitive Development:

The process through which human beings learn and grow in their ability to think, solve problems, make decisions etc., often measured against their mental age.

Fluid Intelligence:

This term refers to our ability to reason speedily and abstractly; tends to decrease during late adulthood but can be improved, much like increasing one's mental age.