Meaning & Definition of word "Infallible"

to

arrow

    Infallible

    /ɪnˈfælɪbəl/

    adjective:

    • 1. Incapable of making mistakes or being wrong.
      • Example: The scientist believed her methods were infallible, guaranteeing accurate results.
    • 2. Certain to happen; inevitable.
      • Example: With his infallible logic, he proved that the outcome was a certainty.

    Etymology

    From Latin 'infallibilis', meaning 'not able to fall' or 'not liable to fail'.

    Common Phrases and Expressions

    infallible authority:

    An authority that is believed to be incapable of making errors.

    infallible proof:

    Evidence that is beyond doubt; absolutely certain.

    Related Words

    fallible:

    Capable of making mistakes or being wrong.

    error:

    A mistake or inaccuracy.

    Slang Meanings of infallible

    Meaning: Perfect or foolproof.

    Example Sentence: That plan is infallible; I can't see it going wrong.

    Meaning: Guaranteed to succeed.

    Example Sentence: He's got an infallible way to win at that game.