(~s)
If you describe someone as a ~, you mean that they like to teach people things in a firm way as if they know more than anyone else. (FORMAL)
De Gaulle was a born ~ who used the public platform and the television screen to great effect.
N-COUNT
(~s)
If you describe someone as a ~, you mean that they like to teach people things in a firm way as if they know more than anyone else. (FORMAL)
De Gaulle was a born ~ who used the public platform and the television screen to great effect.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012