demonstrable Meaning, Definition & Usage

  1. adjective satellite necessarily or demonstrably true
    incontrovertible.
    • demonstrable truths
  2. adjective satellite capable of being demonstrated or proved
    provable.
    • obvious lies
    • a demonstrable lack of concern for the general welfare
    • practical truth provable to all men"- Walter Bagehot

WordNet

De*mon"stra*ble adjective
Etymology
L. demonstrabilis: cf. OF. demonstrable, F. démontrable.
Definitions
  1. Capable of being demonstrated; that can be proved beyond doubt or question.
    The grand articles of our belief are as demonstrable as geometry. Glanvill.
  2. Proved; apparent. Obs. Shak.

Webster 1913