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The capitals MDCIII correspond to 1603, the year of Queen Elizabeth I's death.
1. The record produced by a chronograph.
2. An inscribed phrase in which certain letters can be read as Roman numerals indicating a specific date.
chron′o·gram·mat′ic (-grə-măt′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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. (Horology) a record kept by a chronograph
chronogrammatic, ˌchronogramˈmatical adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. an inscription in which letters express a date or epoch on being added together by their values as Roman numerals.
2. a record made by a chronograph.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.