[UK and ANZ] usually -ise [verb] [T]If a writer fictionalizes a real event or a real character, he or she writes about the subject adding imaginary details and changing the real facts.The real-life politician is fictionalized in the film into a womanizing alcoholic.
FICTIONALIZE
Meaning of FICTIONALIZE in English
Cambridge English vocab. Кембриджский английский словарь. 2012