verb (used with object), fic·tion·al·ized, fic·tion·al·iz·ing.
- to make into fiction; give a somewhat imaginative or fictional version of: to fictionalize a biography.
verb
- (tr) to make into fiction or give a fictional aspect to
1946, noun of action from fictionalize.
1925, from fictional + -ize. Related: Fictionalized; fictionalizing.