The phrase "central character" refers to the most important or main character in a story or narrative. They play a significant role and are often involved in driving the plot forward. Full definition
This is a fabulous new addition that taps into crowd sourcing and gives you a massive list of central characters to any given book and how often they are referenced. (goodereader.com)
What he found was that boys check out books with male central characters much more than girls. (gse.harvard.edu)
There is still honesty about many of the film's situations and the problems of its terribly flawed central character. (impulsegamer.com)