adjective · formal

significant

/sɪɡˈnɪfɪkənt/sig·NIF·i·cant

Band 6-7speakingtask1task2

important, large, or noticeable; often used about results or changes that matter

Examples

There was a significant increase in applications after the new policy.

The difference is not statistically significant, so we cannot be sure.

Her contribution was significant to the team's success.

Band 8 sentence

Although the overall change seems small, the intervention produced a significant improvement in reading scores among low‑income pupils.

Collocations

  • significant difference
  • statistically significant
  • significant increase/decrease

Word family

significance nounsignificantly adverbsignify verb

Common mistakes

The rate increased significant.The rate increased significantly.

This result is not significant statistic.This result is not statistically significant.

Say it for a higher band

5important6considerable7+significant

Synonyms

substantial

important

Easily confused

considerable

The study showed a significant decrease in infection rates, meaning the result was statistically reliable rather than merely a considerable numerical drop or simply an important observation.

important

It is important to get enough sleep if you want to concentrate during the workday.

Related words

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significant — meaning, pronunciation and IELTS examples · GrooEdu