significant

word

/səɡˈnɪfɪkənt/
sig-NI-fi-kuhnt
/sɪɡnˈɪfɪkənt/
sig-NI-fi-kuhnt

Definition

Important enough to deserve attention, or large enough to have a noticeable effect. It can describe something meaningful, serious, or clearly greater than usual.

Usage & Nuances

Common in formal, academic, business, and news contexts. Often appears before nouns: 'a significant change', 'significant difference', 'significant amount'. For importance in everyday speech, people also often say 'important'; 'significant' sounds slightly more formal and can also suggest size or measurable impact.

Example Sentences

There was a significant change in the weather today.

basic

This test is significant for your final grade.

basic

She made a significant amount of progress in a week.

basic

The new policy could have a significant impact on small businesses.

natural

Losing that client was a significant setback for the team.

natural

That conversation marked a significant turning point in our relationship.

natural