Infallible meaning

ĭn-fălə-bəl
The definition of infallible is someone or something that is always perfect and right, without any errors or mistakes.

An example of infallible are the decisions of God.

adjective
23
5
Without fault or weakness; incapable of error or fallacy.

He knows about many things, but even he is not infallible.

adjective
12
0
Incapable of error; never wrong.
adjective
12
1
Certain, sure.
adjective
10
3
Not liable to fail, go wrong, make a mistake, etc.; dependable; reliable; sure.
adjective
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0
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Incapable of erring.

An infallible guide; an infallible source of information.

adjective
3
0
An infallible person or thing.
noun
1
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(roman catholic church) Incapable of error in expounding doctrine on faith or morals.
adjective
1
1
(r.c.ch.) Incapable of error in setting forth doctrine on faith and morals.
adjective
0
0
Incapable of failing; certain.

An infallible antidote; an infallible rule.

adjective
0
1
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Origin of infallible

  • Middle English from Medieval Latin īnfallibilis Latin in- not in–1 Medieval Latin fallibilis fallible fallible

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Medieval Latin infallibilis, from Latin in- + fallibilis. Compare French infaillible.

    From Wiktionary