Agnomen

ahd-5
  • noun. An additional cognomen given to a Roman citizen, often in honor of military victories.
  • The Century Dictionary and Cyclopedia
  • noun. An additional name given by the Romans to an individual in allusion to some quality, circumstance, or achievement by which he was distinguished, as Africanus added to the name of P. Cornelius Scipio; hence, in modern use, any additional name or epithet conferred on a person.
  • the GNU version of the Collaborative International Dictionary of English
  • noun. An additional or fourth name given by the Romans, on account of some remarkable exploit or event.
  • noun. An additional name, or an epithet appended to a name.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. An additional cognomen given, as an honour, to a Roman citizen.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. an additional name or an epithet appended to a name (as in `Ferdinand the Great')
  • Word Usage
    "(link) You might have been aiming for the word agnomen, which is what Romans called nicknames."
    Hypernym
    Words that are more generic or abstract
    name  
    variant
    agnomina