IPA: /ˈkrɒnəˌɡræm/
KK: /ˈkrɒnəˌɡræm/
A phrase or inscription where specific letters represent Roman numerals to indicate a date.
The chronogram on the monument revealed the year it was built.
Chronogram → It is formed from "chrono-" (from Greek "chronos", meaning time) and "gram" (from Greek "gramma", meaning something written or drawn). The word refers to a written inscription that indicates a specific time or date.
Think of 'time' ('chrono-') being marked or 'written' ('gram') — that's what a chronogram does.