demonstrable
adjective
UK/dɪˈmɒn.strə.bᵊl/
US/dɪˈmɑːn.strə.bᵊl/
Definitions of demonstrable adjective
Capable of being proven or shown clearly and undeniably.
This study offers demonstrable evidence for the theory.
The product improvements have had a demonstrable impact on customer satisfaction.
There are many demonstrable errors in his analysis.