1. engaging in controversial argument or dispute; writing or speaking in an aggressive way to attack or defend a particular opinion, doctrine, or cause
Usage: present participle of polemicize

Examples

• The author spent most of the article polemicizing against modern education policies.
• Rather than presenting facts objectively, the journalist was polemicizing throughout the piece.
• The professor was criticized for polemicizing in what should have been an academic lecture.
• She found herself polemicizing with her colleagues over the new research methods.
• The editorial board discouraged writers from polemicizing in news reports.
• He was polemicizing so forcefully that he alienated potential supporters.