the number of years a person has lived, especially when used as a standard against which to measure behavior, intelligence, etc.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use chronological age in a sentence
He had given his name as Steve Donnell, his date of birth as 3576, his chronological age as seventeen.Starman's Quest | Robert Silverberg
In the warm daylight, Steve looked even older than the twenty-six years that was his chronological age.Starman's Quest | Robert Silverberg
If a child's mental age is the same as his chronological age, he is just average, neither bright nor dull.Psychology | Robert S. Woodworth
It is an actual fact that the chronological age of an individual need not have much to do with his physical age.Physiology | Ernest G. Martin
The intelligence quotient (often designated as I Q) is the ratio of mental age to chronological age.The Measurement of Intelligence | Lewis Madison Terman