One entry found for cognomen.

Main Entry: cog·no·men
Pronunciation: käg-n-mn, käg-n-mn
Function: noun
Inflected Form(s): plural -nomens or cog·no·mi·na /-näm--n, -n-m-/
1 : a person's last name : SURNAME
2 : ¹NAME 1; especially : ¹NICKNAME