English edit

Etymology edit

From in- +‎ contradict +‎ -able.

Adjective edit

incontradictable (comparative more incontradictable, superlative most incontradictable)

  1. (obsolete) Not able to be contradicted; incontrovertible. [17th c.]
    • 1624, John Smith, Generall Historie, Kupperman, published 1988, page 83:
      And now where some affirmed it was ill done of the Councell to send forth men so badly provided, this incontradictable reason will shew them plainely they are too ill advised to nourish such ill conceits [...].