demonstrable

/dɪˈmɑnstrəbəl/
adjective
  1. Able to be clearly shown, proved, or made obvious by evidence or reasoning.
    • Her improvement in math skills was demonstrable after just a few weeks of tutoring.
    • There is a demonstrable link between regular exercise and better mental health.
    • The scientist provided demonstrable proof that the new drug works.
What does "demonstrable" mean? | whatsthatwordmean | whatsthatwordmean