significant (EN)
adjective

adjective “significant”

significant
  1. having a meaning or showing a message
    The red flag was a significant warning that danger was near.
  2. having a big impact or causing important changes
    The new law had a significant impact on reducing pollution in the city.
  3. being large enough in number or amount to be noticed
    The new policy led to a significant increase in customer satisfaction.
  4. (in statistics) very unlikely to have happened by chance, suggesting a real connection or effect
    The study found a significant link between exercise and improved mental health, suggesting the results were not due to random chance.
  5. having a hidden or special meaning that not everyone will understand
    She gave him a significant smile that only he could understand.