[adjective] - having no knowledge or awareness of something, or of things in generalMany teenagers are surprisingly ignorant about current politics.Thousands of children leaving school are ignorant of even basic skills.We remained blissfully ignorant of the troubles that lay ahead.How can they be so damned ignorant and prejudiced?
IGNORANT
Meaning of IGNORANT in English
Cambridge English vocab. Кембриджский английский словарь. 2012