plural of chronicle
"The library has a special collection of ancient manuscripts that include detailed chronicles of medieval battles."
Third-person singular simple present indicative form of chronicle
"The historian chronicles every major event from the ancient era to modern times."
In plain English: To chronicle something is to write down events as they happen so you can remember them later.
"The old diary chronicles his travels across Europe from 1920 to 1925."
A book of the Jewish Tanakh, divided into two Books of Chronicles in the Christian Bible.
"Scholars study both chronicles to understand how these books differ between the Jewish Tanakh and the Christian Bible."