Sample sentences for INFALLIBLE

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Definition

never wrong; or never failing

infallible = never wrong

She has an infallible memory.
No doctor is infallible.
The truth was, that a superstition of his had failed, here, which he and all his comrades had always looked upon as infallible.
Twain, Mark -- Tom Sawyer
That is an infallible sign.
Dumas, Alexandre -- The Man in the Iron Mask
He traveled with the show all over Mississippi until his infallible sense of direction told him he was in Abbott County, Alabama, just across the river from Maycomb.
Harper Lee -- To Kill a Mockingbird

infallible = never wrong

fallible = likely to make mistakes

Being accused of murder isn't necessarily supposed to give him an infallible memory.
Reginald Rose -- Twelve Angry Men

infallible = perfect (never wrong or failing)

infallible = never failing

Do not satisfy your resolution with hopes that are fallible:
William Shakespeare -- Measure for Measure

fallible = likely at some point to fail

...the artist is making a statement about the fallibility of even the most ideal creatures.
Sarah Dessen -- The Truth About Forever

fallibility = imperfection

His fingers picked infallibly, as if moved by something beyond his power, and the words stitched together out of ancient songs,
John Gardner -- Grendel

infallibly = without ever being wrong (on the strong string or at the wrong time or wrong...)

He had no right to be fallible, and he knew it.
John Steinbeck -- The Red Pony

fallible = not perfect (to make a mistake or to be wrong)

He was seventy-two when he died, trim, strong, easygoing, seemingly infallible, and though he was my stepfather, I always thought of him as Daddy.
James McBride -- The Color of Water

infallible = never wrong; or never failing

Of course, I didn't believe in life after death or the virgin birth or the Inquisition or the infallibility of that little monkey-faced Pope or anything, but I didn't have to let the priest see this, I could just concentrate on my sin, and he would help me repent.
Sylvia Plath -- The Bell Jar

infallibility = the quality of never being wrong or making a mistake

"...touching the challenge, I suppose there is only one opinion between us?"
"I suppose so, indeed, Sire," said Glozelle.
"And what is that?" asked the King.
"Most infallibly to refuse it," said Glozelle.
C.S. Lewis -- Prince Caspian: The Return to Narnia

infallibly = certainly (without fail)

But are the rulers of states absolutely infallible, or are they sometimes liable to err?
Plato -- The Republic
I was a good Christian; born and bred in the bosom of the infallible Presbyterian Church.
Melville, Herman -- Moby Dick I-LXVII
By many infallible proofs: more especially the look he gave me when he went away.
Bronte, Anne -- Agnes Grey
Is not a want of co-operation the infallible consequence of such a system?
Hamilton, Alexander -- Federalist Papers Authored by Alexander Hamilton

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