inerrableness en · NOUN
Etymology
From inerrable + -ness.
Meanings
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(uncountable) Exemption from error; infallibility.
And so in that they may define dogmatically, not from any opinion of their own universal inerrableness, but from a duly grounded persuasion that for this time they are in the right
1656, Henry Hammond, A Parænesis, or Seasonable Exhortatory to All True Sons of the Church of England: