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
Israeli leaders are hardly infallible in their judgments, including about developments in their own region.
—
Andrew P. Miller, Foreign Affairs, 5 Dec. 2025
But these approaches are far from infallible, with efforts to remove AI watermarks and destroy AI metadata arguably rivaling the very efforts to create them.
—Jerel Ezell, MSNBC Newsweek, 28 Nov. 2025
Blue Jays second baseman Bo Bichette, who was battling a knee injury, hit a three-run home run off the nearly infallible Shohei Ohtani.
—Ryan Gaydos, FOXNews.com, 2 Nov. 2025
While mobile boarding passes are a convenient and accessible way to have one of your most important travel documents at the ready, technology isn’t infallible.
—Merrell Readman, Travel + Leisure, 14 Sep. 2025
See All Example Sentences for infallible
Andrew P. Miller, Foreign Affairs, 5 Dec. 2025
But these approaches are far from infallible, with efforts to remove AI watermarks and destroy AI metadata arguably rivaling the very efforts to create them.
—Jerel Ezell, MSNBC Newsweek, 28 Nov. 2025
Blue Jays second baseman Bo Bichette, who was battling a knee injury, hit a three-run home run off the nearly infallible Shohei Ohtani.
—Ryan Gaydos, FOXNews.com, 2 Nov. 2025
While mobile boarding passes are a convenient and accessible way to have one of your most important travel documents at the ready, technology isn’t infallible.
—Merrell Readman, Travel + Leisure, 14 Sep. 2025
See All Example Sentences for infallible
Recent Examples of Synonyms for infallible
Adjective
-
Much of its success lies on the shoulders of Edgerton, who delivers an unerring performance — his best yet.—
Randy Myers,
Mercury News,
19 Nov. 2025
-
The sense of place is unerring, the chamber-piece atmosphere exactingly Bergmanesque.—
Justin Chang,
New Yorker,
7 Nov. 2025
Adjective
-
For decades, Venezuela was one of America's closest partners in Latin America, a reliable energy supplier, and a democracy that helped anchor the region.—
Arkansas Online,
Arkansas Online,
9 Jan. 2026
-
Finding the right toiletry bag for your next trip is as important as buying a reliable carry-on or a hassle-free backpack.—
Michelle Baricevic,
Travel + Leisure,
9 Jan. 2026
Adjective
-
Complete with zip pockets, a continuous drawstring loop, and reflective properties, these leggings are perfect for hiking, jogging, and other outdoor activities.—
Amelia McBride,
Travel + Leisure,
11 Jan. 2026
-
The 1-liter purse’s faux fur exterior feels cozy against the skin and is ideal for winter styling, according to Lululemon shoppers who give it a near-perfect rating.—
Mariana Best,
Better Homes & Gardens,
11 Jan. 2026
Adjective
-
Developed at the height of the Cold War, GPS was designed by the Pentagon to give US forces an unfailing sense of position anywhere on Earth.—
Kapil Kajal,
Interesting Engineering,
11 Sep. 2025
-
In a world where trust now comes at a premium, trust in your GenAI strategy starts with trusting the data that fuels it, and the most unfailing data in your business lives in your contracts.—
Monish Darda,
Forbes.com,
8 Sep. 2025
Adjective
-
Jennings, in contrast, was nearly flawless for the first two quarters.—
Kyle Kensing,
Dallas Morning News,
3 Jan. 2026
-
Her dark hair was swept back into a flawless chic bun.—
Meg Walters,
InStyle,
30 Dec. 2025
Adjective
-
Oddsmakers aren't so sure, making the white-hot and fifth-seeded Texans (12-5) the early favorite even though Houston has never won a road playoff game in its 24-year history.—
CBS News,
CBS News,
6 Jan. 2026
-
Among the options were rib meat, pork, beef, chicken, no meat, and not sure, the lawyers wrote in the lawsuit.—
Marina Johnson,
Louisville Courier Journal,
6 Jan. 2026
Cite this Entry
“Infallible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infallible. Accessed 12 Jan. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share