char‧ac‧ter‧i‧za‧tion [uncountable and countable]
the way in which a writer makes a person in a book, film, or play seem like a real person:
Pilcher's books have humour, good characterization, and lively dialogue.
the way in which the character of a real person or thing is described
characterization of somebody/something as something
the characterization of the enemy as 'fanatics'