Definition 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.
Word by Word Definitions
: of, relating to, or arranged in or according to the order of time
: reckoned in units of time
: the time of life at which some particular qualification, power, or capacity arises or rests
: one of the stages of life
: to become old : show the effects or the characteristics of increasing age
: to acquire a desirable quality (such as mellowness or ripeness) by standing undisturbed for some time
: to cause to become old
Seen and Heard
What made you want to look up chronological age? Please tell us where you read or heard it (including the quote, if possible).