school - a private school (= a school paid for by parents not the government), in Britain for children, esp. boys, between the ages of seven and 13, who will then usually go to public school (= a similar school for older children), and in the US for children over the age of eleven, which prepares them to go to college
PREP
Meaning of PREP in English
Cambridge English vocab. Кембриджский английский словарь. 2012