You can't even read, why are you even trying?
"Several other definitions of Eastern Europe exist today, but they often lack precision, are too general or outdated. These definitions vary both across cultures and among experts, even political scientists, as the term has a wide range of geopolitical, geographical, cultural, and socioeconomic connotations."
It's not just about geography.
It said that a EU site classifies some countries as central, which is ONE definition. Other definitions would call poland and slovakia as eastern.
What are you even trying to do here? You started by insulting my geography knowledge. Now you can see I was not wrong. So go to bed or something kid, you achieved nothing here