demonstrably Meaning, Definition & Usage

  1. adverb in an obvious and provable manner
    provably; incontrovertibly.
    • his documentary sources are demonstrably wrong

WordNet


De*mon"stra*bly adverb
Definitions
  1. In a demonstrable manner; incontrovertibly; clearly.
    Cases that demonstrably concerned the public cause. Clarendon.

Webster 1913