ig·no·rant 
/ˈɪgnərənt/ adjective
/ˈɪgnərənt/ adjective [more ignorant; most ignorant] 1 : lacking knowledge or information
▪ He is an ignorant old racist. ▪ She was ignorant about the dangers of the drug. — often + of ▪ They were ignorant [=unaware] of the facts. ▪ He remains ignorant of the changes. ▪ We were blissfully ignorant of the problems that had occurred. 2 : resulting from or showing a lack of knowledge
▪ It was an ignorant mistake. ▪ ignorant opinions
▪ He is an ignorant old racist. ▪ She was ignorant about the dangers of the drug. — often + of ▪ They were ignorant [=unaware] of the facts. ▪ He remains ignorant of the changes. ▪ We were blissfully ignorant of the problems that had occurred.
▪ It was an ignorant mistake. ▪ ignorant opinions
— ig·no·rant·ly adverb
