Where does this definition of chronological age come from?
This entry for chronological age is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is chronological age a noun, verb, or something else?
In this entry, chronological age is tagged as 2n..
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.