- a surname.
- any name, especially a nickname.
- the third and commonly the last name of a citizen of ancient Rome, indicating the person's house or family, as “Caesar” in “Gaius Julius Caesar.”Compare agnomen(def 1).
Origin of cognomen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for cognomen
Swamp Fox was the cognomen bestowed on Marion by the British.
The cognomen was put last, and marked the family; as Cicero, Csar.Roman Antiquities, and Ancient Mythology
Charles K. Dillaway
But when you and I are talking, let us give the Italian cognomen a rest.A Pirate of Parts
In these parts I know only one person who carries that cognomen—one Charles Clancy.The Death Shot
Unlearn him his own cognomen,—teach him another name,—too late, too late.What Will He Do With It, Complete
C19: from Latin: additional name, from co- together + nōmen name; influenced in form by cognōscere to learn
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
Word Origin and History for cognomen
Online Etymology Dictionary, © 2010 Douglas Harper