The ~ of a problem or argument is the most important or difficult part of it which affects everything else.
He said the ~ of the matter was economic policy.
N-SING: the N, usu N of n
The ~ of a problem or argument is the most important or difficult part of it which affects everything else.
He said the ~ of the matter was economic policy.
N-SING: the N, usu N of n
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012