Iconoclastic/aɪˌkɑːnəˈklæstɪk/ Definition 1 of 3Pro Tip 1/3Challenging Norms Used when someone questions widely accepted ideas or practices. His iconoclastic views on education reform stirred a heated debate. Pro Tip 2/3Expect Disagreement May evoke disagreement or shock as it challenges revered concepts. Her iconoclastic stance on traditional marriage roles sparked controversy. Pro Tip 3/3Academic Tone Often used in scholarly contexts where ideas are critically examined. The professor's iconoclastic theories were groundbreaking.