( BrE also char·ac·ter·isa·tion ) / ˌkærəktəraɪˈzeɪʃn; NAmE / noun [ U , C ]
1.
the way that a writer makes characters in a book or play seem real
2.
( formal ) the way in which sb/sth is described or defined
SYN portrayal :
the characterization of physics as the study of simplicity