Noah Webster
Infallibility
INFALLIBIL'ITY
INFAL'LIBLE, adjective [Latin fallo.]
1. Not fallible; not capable of erring; entirely exempt from liability to mistake; applied to persons. No man is infallible; to be infallible is the prerogative of God only.
2. Not liable to fail, or to deceive confidence; certain; as infallible evidence; infallible success.
To whom he showed himself alive after his passion, by many infallible proofs--