1. having a strong effect or influence; making a significant impression
Usage: common in contemporary usage, especially in business and media contexts

Examples

• The documentary had an impactful message about climate change.
• Her impactful speech inspired the entire audience to take action.
• The company launched an impactful marketing campaign that doubled their sales.
• Teachers look for impactful ways to engage students in learning.
• The nonprofit's impactful work has helped thousands of families in need.
• His impactful leadership transformed the struggling organization into a success.