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chronological age
noun
: 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.
Examples of chronological age in a Sentence
Recent Examples on the Web
Tests before and after, separated by an adequate amount of time to allow the body to respond to the treatment, reveal that patients who were aging faster than their chronological age can often reduce that rate significantly.
—Tyler Shepherd, USA TODAY, 11 May 2024
For every night of poor sleep during that time, people reported feeling about a quarter of a year older than their chronological age.
—Sandee Lamotte, CNN, 26 Mar. 2024
The growing craze to be biologically younger The over $26 billion longevity industry is capitalizing on people’s interest in slowing aging, optimizing their health, and achieving an operating system comparable to someone much younger than their chronological age.
—Alexa Mikhail, Fortune Well, 30 Jan. 2024
By comparing study participants’ organ-specific proteins, the researchers were able to estimate an age gap—the difference between an organ’s biological age and its chronological age.
—Lori Youmshajekian, Scientific American, 6 Dec. 2023
While chronological age can’t be reversed, biological/epigenetic age can be.
—Erin Prater, Fortune Well, 6 Nov. 2023
Participants with poor cardiovascular health had an average chronological age of 53; their average biological age was 57.
—Kaitlin Vogel, Health, 15 Nov. 2023
Participants with high cardiovascular health had a biological age lower than their chronological age.
—Erin Prater, Fortune Well, 6 Nov. 2023
Those who are aging faster, which may occur when people have more chronic illnesses or live in very high-stress environments, will have a greater mismatch from their chronological age, Goldstein explained.
—Kaitlin Vogel, Health, 15 Nov. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'chronological age.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near chronological age
Cite this Entry
“Chronological age.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chronological%20age. Accessed 15 Jul. 2024.
Medical Definition
chronological age
noun
chro·no·log·i·cal age
ˌkrän-ᵊl-ˌäj-i-kəl-, ˌkrōn-
: the age of a person as measured from birth to a given date compare achievement age
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