provenly

/ˈpruːvənli/
adverb
  1. In a way that is shown to be true or effective through evidence or experience.
    • The drug is provenly safe for use in children.
    • This method is provenly effective for reducing stress.
    • Her approach to teaching is provenly successful in improving test scores.
What does "provenly" mean? | whatsthatwordmean | whatsthatwordmean