1. able to be disputed, debated, or challenged; open to controversy

Examples

• Whether that policy is effective remains a controvertible point among economists.
• The scientist's findings were controvertible and sparked considerable debate in the field.
• Some aspects of the historical account are controvertible and require further evidence.
• His interpretation of the text is controvertible; others disagree with his conclusions.
• The claim that social media improves mental health is highly controvertible.