1. an inscription in which certain Roman numeral letters express a date or epoch on being added together by their values.
  2. a record made by a chronograph.

Origin of chronogram

First recorded in 1615–25; chrono- + -gram1
Related formschron·o·gram·mat·ic [kron-oh-gruh-mat-ik] /ˌkrɒn oʊ grəˈmæt ɪk/, chron·o·gram·mat·i·cal, adjectivechron·o·gram·mat·i·cal·ly, adverbchron·o·gram·ma·tist, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for chronogram

Historical Examples of chronogram

British Dictionary definitions for chronogram


  1. a phrase or inscription in which letters such as M, C, X, L and V can be read as Roman numerals giving a date
  2. a record kept by a chronograph
Derived Formschronogrammatic (ˌkrɒnəʊɡrəˈmætɪk) or chronogrammatical, adjectivechronogrammatically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012