The meaning of INFALLIBLE is incapable of error : unerring. How to use infallible in a sentence. Did you know?

INFALLIBLE definition: absolutely trustworthy or sure. See examples of infallible used in a sentence.

INFALLIBLE definition: 1. never wrong, failing, or making a mistake: 2. never wrong, failing, or making a mistake: 3…. Learn more.

1. absolutely trustworthy or sure: an infallible rule. 2. unfailing in effectiveness or operation. 3. not fallible; exempt from liability to error, as persons, their judgment, or pronouncements. 4. (in Roman …

"Fallible" means capable of making mistakes — or, easier to remember — capable of failing. Infallible means exactly the opposite — incapable of failing. This word is often used to describe human …

Definition of infallible adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Find 56 different ways to say INFALLIBLE, along with antonyms, related words, and example sentences at Thesaurus.com.

Oct 17, 2025 · In simple terms, “infallible” describes something or someone that cannot fail or make mistakes. It’s often used in formal, religious, or philosophical contexts but can also apply in everyday …

If a person or thing is infallible, they are never wrong. Although he was experienced, he was not infallible.

Factsheet What does the word infallible mean? There are five meanings listed in OED's entry for the word infallible. See ‘Meaning & use’ for definitions, usage, and quotation evidence.