Definition of irrecusable in English:

irrecusable

adjective

rare
  • (of evidence or a statement) not able to be challenged or rejected.

    ‘I will give him an irrecusable proof’
    • ‘In this paper, I will follow in the steps of several thinkers who have responded to the irrecusable summons of this narrative.’
    • ‘If private credit is not used or rejected, then the operation of law which imposes the irrecusable obligation lies dormant and cannot apply.’
    • ‘Isn't the hardness of rock just as irrecusable as the reality of the complex plane?’
    • ‘Lacking written proofs and irrecusable documents, the Nuremberg court was forced to base itself on ‘eyewitness accounts’.’
    • ‘Constructing such ‘essences,’ however, will of course provide psychology with the kind of irrecusable data characteristic of natural science.’

Origin

Late 18th century via French from late Latin irrecusabilis, from in- ‘not’ + recusabilis ‘that should be refused’ (from the verb recusare).

Pronunciation

irrecusable

/ˌɪrɪˈkjuːzəb(ə)l/