Meaning of REVERSAL in English

REVERSAL

(~s)

1.

A ~ of a process, policy, or trend is a complete change in it.

The Financial Times says the move represents a complete ~ of previous US policy...

N-COUNT: oft N of n

2.

When there is a role ~ or a ~ of roles, two people or groups exchange their positions or functions.

When children end up taking care of their parents, it is a strange role ~ indeed.

N-COUNT: n N, N of n

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .