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infallibility

[in-fal-uh-bil-i-tee] /ɪnˌfæl əˈbɪl ɪ ti/
noun
1.
Sometimes, infallibleness. the quality of being infallible, or of being absolutely trustworthy:
He believed in the infallibility of his leadership.
2.
Roman Catholic Church. immunity from fallacy or liability to error in expounding matters of faith or morals by virtue of the promise made by Christ to the Church:
papal infallibility.
Origin of infallibility
Related forms
noninfallibility, noun
noninfallibleness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Word Origin and History for infallibility
n.

1610s, from Medieval Latin infallibilitas, from infallibilis (see infallible).

Online Etymology Dictionary, © 2010 Douglas Harper
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