mental age

noun
Updated on: 6 Dec 2017

Definition of mental age

: a measure used in psychological testing that expresses an individual's mental attainment in terms of the number of years it takes an average child to reach the same level

Examples of mental age in a Sentence

  1. a 40-year-old man with the mental age of 10

Recent Examples of mental age from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mental age.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of mental age

1910


MENTAL AGE Defined for English Language Learners

mental age

noun

Definition of mental age for English Language Learners

  • : a measurement of a person's ability to think and understand that is expressed as the age at which an average person reaches the same level of ability


Medical Dictionary

mental age

noun

medical Definition of mental age

: a measure used in psychological testing that expresses an individual's mental attainment in terms of the number of years it takes an average child to reach the same level

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