Prior knowledge refers to the information and understanding a person already has about a specific topic before learning or experiencing something new. It is the knowledge you already have before acquiring new knowledge. Full definition
Plus, it gives players who have never experienced the series before the opportunity to jump in without prior knowledge of the game's characters. (ztgd.com)
I get to spend time asking them questions to draw out their understanding with prior knowledge instead of rushing around trying to interact with 25 students. (blog.mrmeyer.com)
The higher text also draws on prior knowledge from the self and family unit. (tes.com)