DICT.TW Dictionary Taiwan

 cog·no·men /kɑgˈnomən, ˈkɑgnə-/
 姓,綽號

 Cog·no·men n.
 1. The last of the three names of a person among the ancient Romans, denoting his house or family.
 2. Eng. Law A surname.
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 cognomen
      n 1: a familiar name  for a person (often a shortened version of
           a person's given name); "Joe's mother would not use his
           nickname and always called him Joseph"; "Henry's
           nickname was Slim" [syn: nickname, moniker, sobriquet,
            soubriquet]
      2: the name used to identify the members of a family (as
         distinguished from each member's given name) [syn: surname,
          family name, last name]
      [also: cognomina (pl)]