D defs.my
Entry 1 sense Webster, 1913

Demonstrably

· De·mon·stra·bly · IPA /diˈmɑnstrəbli/
01 adv. In a demonstrable manner; incontrovertibly; clearly.
  1. 1.
    In a demonstrable manner; incontrovertibly; clearly.
    “Cases that demonstrably concerned the public cause.” Clarendon.