chronological age
nounDefinition of chronological age
: the age of a person as measured from birth to a given date
His chronological age is five, but his mental age is three—he thinks and behaves like a three-year-old.
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More Definitions for chronological age
chronological age
noun
chro·no·log·i·cal age
| \ ˌkrän-ᵊl-ˌäj-i-kəl-, ˌkrōn-
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Medical Definition of chronological age
: the age of a person as measured from birth to a given date — compare achievement age