'Praenomen' definitions:

Definition of 'praenomen'

(from WordNet)
noun
The first name of a citizen of ancient Rome

Definition of 'Praenomen'

From: GCIDE
  • Praenomen \Pr[ae]*no"men\, n.; pl. Pr[ae]nomina. [L., fr. prae before + nomen name.] (Rom. Antiq.) The first name of a person, by which individuals of the same family were distinguished, answering to our Christian name, as Caius, Lucius, Marcus, etc. [1913 Webster]