1
as in unerring
not being or likely to be wrong
a teacher with an infallible memory for names
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in reliable
not likely to fail
an infallible cure for hiccups
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of infallible
Analyst rating of buy or strong buy: Analysts are not infallible, but their opinions are well-informed.
—
Catherine Brock, Forbes.com, 5 May 2025
And these heroes, slightly idealized but by no means infallible versions of the ones who exist in real hospitals, keep showing up, shift after endless shift, to keep pushing that rock up the hill.
—Judy Berman, Time, 11 Apr. 2025
Many treat data as infallible, ignoring context, sampling biases, and statistical significance.
—Scott White, Forbes.com, 28 Mar. 2025
Advanced Navigation View 2 Images Even though most of today's aircraft rely heavily on GPS for navigation, the technology is far from infallible.
—Ben Coxworth, New Atlas, 4 Dec. 2024
See All Example Sentences for infallible
Catherine Brock, Forbes.com, 5 May 2025
And these heroes, slightly idealized but by no means infallible versions of the ones who exist in real hospitals, keep showing up, shift after endless shift, to keep pushing that rock up the hill.
—Judy Berman, Time, 11 Apr. 2025
Many treat data as infallible, ignoring context, sampling biases, and statistical significance.
—Scott White, Forbes.com, 28 Mar. 2025
Advanced Navigation View 2 Images Even though most of today's aircraft rely heavily on GPS for navigation, the technology is far from infallible.
—Ben Coxworth, New Atlas, 4 Dec. 2024
See All Example Sentences for infallible
Recent Examples of Synonyms for infallible
Adjective
-
With unerring precision Bechdel invokes Joyce, Proust, Colette, Faulkner, Fitzgerald, and other authors her father loved, to shed light on his troubled interior.—
Charlie Tyson,
New Yorker,
4 June 2025
-
His second goal of the night, inside 30 minutes, was another unerring strike into the roof of the goal.—
Beren Cross,
New York Times,
8 Apr. 2025
Adjective
-
Embrace tools that highlight alternate components that match form, fit and function, and offer reliable alternatives based on factors like cost, inventory, country of origin and lifecycle status.—
Steve Flagg,
Forbes.com,
4 June 2025
-
Its toll is seen as generally reliable by U.N. agencies and independent experts, though Israel has challenged its numbers.—
Wafaa Shurafa,
Los Angeles Times,
4 June 2025
Adjective
-
The Better Sister This adaptation of Alafair Burke’s novel follows two sisters, one who is seemingly living a perfect life (Jessica Biel) and the other who is in recovery and barely scraping by (Elizabeth Banks).—
Savannah Salazar,
Vulture,
2 June 2025
-
Tyce Peterson was a perfect 4 for 4 with a double and two RBIs.—
Shotgun Spratling,
Los Angeles Times,
2 June 2025
Adjective
-
Yesterday’s pangrams were gainful, unfailing and unflagging.—
Julia Jacobs,
New York Times,
19 May 2025
-
She’s put off by his sweetness, his refusal to respond to her meanness and his unfailing encouragement, expressing pride in her tiniest recovery wins.—
David Rooney,
HollywoodReporter,
3 Sep. 2019
Adjective
-
Road playoff wins also require flawless help defense and execution down the stretch, especially against an historically great team that entered the Finals 80-18.—
Shane Young,
Forbes.com,
6 June 2025
-
The number of squeaky-clean eateries across South Florida took a dip last month, with the state posting its lowest count of flawless inspections since June 2023.—
Phillip Valys,
Sun Sentinel,
5 June 2025
Adjective
-
For years, the consensus has been that fiber is the surest way to manage the need for faster connectivity and to keep pace with technological advances and consumer expectations.—
Jennifer Sanders,
Forbes.com,
5 June 2025
-
When the four magicians gathered for the first time, none of them were entirely sure who or what brought them together.—
Caroline Blair,
People.com,
5 June 2025
Cite this Entry
“Infallible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infallible. Accessed 12 Jun. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share