# impactful

CEFR B2 · Adjective

Source: https://englishreference.com/word/impactful
Updated: 2026-05-18

## Definition

having a strong effect on someone or something. You use this to describe a person, event, or action that makes a big difference.

For teachers: having a significant or lasting effect on a person, situation, or system. Often used to describe the influence of a specific action or the quality of a professional's work.

## Examples

- The new manager has an impactful leadership style.
- The documentary had an impactful effect on the public's opinion regarding climate change.
- While the initial results were promising, the long-term impact of the policy remains to be seen as the economy continues to adjust to the new regulations.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.