Definition of significant
- a significant glance
- statistically significant correlation between vitamin deficiency and disease
A significant number of customers complained about the service.
He won a significant amount of money.
There is a significant difference in prices between the two stores.
The study found a statistically significant decrease in symptoms in patients who had taken the drug.
a significant event in the history of our nation
Fish is a significant part of their diet.
It is significant that she never mentioned him.
He gave us a significant wink.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'significant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 1579See Words from the same year
: large enough to be noticed or have an effect
: very important
: having a special or hidden meaning
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