" indisputably "

1: without any question;

  * e.g., " ... you are indisputably correct in your calculations "

•  Synonyms : 

•  all right,

•  alright,

•  assuredly,

•  certainly,

•  clearly,

•  definitely,

•  doubtless,

•  easily,

•  forsooth,

•  hands down,

•  inarguably,

•  incontestably,

•  incontrovertibly,

•  indeed,

•  plainly,

•  really,

•  so,

•  sure,

•  surely,

•  truly,

•  unarguably,

•  undeniably,

•  undoubtedly,

•  unquestionably

•  Antonyms : 

• (N/A)

1: not capable of being challenged or proved wrong;

  * e.g., " ... an indisputable fact that is not subject to interpretation according to one's political beliefs "

•  Synonyms : 

•  accomplished,

•  certain,

•  inarguable,

•  incontestable,

•  incontrovertible,

•  indubitable,

•  irrefragable,

•  irrefutable,

•  positive,

•  sure,

•  unanswerable,

•  unarguable,

•  unchallengeable,

•  undeniable,

•  unquestionable

•  Antonyms : 

•  answerable,

•  arguable,

•  contradictable,

•  controvertible,

•  debatable,

•  disputable,

•  doubtable,

•  moot,

•  negotiable,

•  problematic,

•  questionable,

•  refutable