polemics

The art or practice of argumentation or controversy.

The practice of theological controversy to refute errors of doctrine.

The art or practice of disputation; controversy; specifically, that branch of theology which is concerned with the history or conduct of ecclesiastical controversy: the word more particularly denotes offensive as distinguished from defensive controversy: opposed to irenics.

The art or practice of disputation or controversy, especially on religious subjects; that branch of theological science which pertains to the history or conduct of ecclesiastical controversy.

The art or practice of making arguments or controversies.