1
as in infinite
being or seeming to be without limits
the unfathomable reaches of space
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in incomprehensible
impossible to understand
for some unfathomable reason the family decided to venture out into the blizzard
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Example Sentences
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Recent Examples of unfathomable
The level of pain and trauma caused by these aggressive raids is unfathomable, and is affecting thousands and thousands of people.
—
Sigal Ratner-Arias, Billboard, 20 June 2025
That is almost unfathomable, considering the Celtics are one of the most storied franchises in all of professional sports, and the Mavericks were a very good franchise in a very valuable market.
—Zach Harper, New York Times, 19 June 2025
Just as Natalia was starting her journalism career, the executives who controlled the industry were working to reinvent how daily newspapers operated — at the expense of an almost unfathomable number of journalists.
—Megan Greenwell, Rolling Stone, 5 June 2025
The concept is wild, but not completely unfathomable.
—Brian Mazique, Forbes.com, 31 May 2025
See All Example Sentences for unfathomable
Sigal Ratner-Arias, Billboard, 20 June 2025
That is almost unfathomable, considering the Celtics are one of the most storied franchises in all of professional sports, and the Mavericks were a very good franchise in a very valuable market.
—Zach Harper, New York Times, 19 June 2025
Just as Natalia was starting her journalism career, the executives who controlled the industry were working to reinvent how daily newspapers operated — at the expense of an almost unfathomable number of journalists.
—Megan Greenwell, Rolling Stone, 5 June 2025
The concept is wild, but not completely unfathomable.
—Brian Mazique, Forbes.com, 31 May 2025
See All Example Sentences for unfathomable
Recent Examples of Synonyms for unfathomable
Adjective
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There's something defeating in watching a restless auteur essentially turn on infinite lives for his unfinished drafts.—
Sheldon Pearce,
NPR,
17 June 2025
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In the framework of infinite potential, every human becomes a unique window through which the universe can know and express itself.—
Cornelia C. Walther,
Forbes.com,
17 June 2025
Adjective
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In a brittle, anxious, nonlinear, incomprehensible (BANI) world where change is the only constant, the leadership traits that once earned respect—tenacity, decisiveness and stoicism—are no longer enough.—
Arthi Rabikrisson,
Forbes.com,
18 June 2025
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Each episode represents an hour in the staff’s frenetic, 15-hour day that culminates with a mass casualty shooting and an incomprehensible case of the measles involving an unvaccinated child.—
Lynette Rice,
Deadline,
12 June 2025
Adjective
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And yet the emissions from this endless back-and-forth from shipping and aviation are rarely counted in countries’ official climate tallies.—
Nathalie Kelley,
Time,
17 June 2025
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The lives that have been touched through his ministry are endless.—
Angel Saunders,
People.com,
17 June 2025
Adjective
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All do so, apart from the titular madman, who has a mysterious reason to stay behind.—
Rafa Sales Ross,
Variety,
20 June 2025
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The story in the graphic novel picks up 10 years after the events of the eponymous 1980 movie, as Joliet Jake disappears from prison under mysterious circumstances.—
Kory Grow,
Rolling Stone,
20 June 2025
Adjective
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That the vice president would be more amusing with less hair, a perfectly rounded face, and an uncanny, doll-like stare?—
Miles Klee,
Rolling Stone,
25 June 2025
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In Girls with Long Shadows, the triplets are linked by that uncanny psychological and physical sibling familiarity; if one sister has a headache, the other two’s temples pulse with empathetic pain.—
Literary Hub,
Literary Hub,
25 June 2025
Adjective
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In a life-or-death emergency, voice signals might fade or be unintelligible; Morse code could punch through static and bad weather.—
Laurie Gwen Shapiro,
New Yorker,
2 June 2025
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Decisions once made by human engineers in the future are now being executed by models whose internal logic may be unintelligible even to their creators.—
Anuj Tyagi,
Forbes.com,
16 May 2025
Adjective
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Of course, Yamagata is a long way to go just to peep some jellyfish, so combine a visit with the misty temples of nearby Dewa Sanzan, three mountains sacred to the ascetics of the esoteric Shugendo religion.—
Jessica Kozuka,
Travel + Leisure,
27 May 2025
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They: • Invest not just in systems, but in states • Optimize not just for growth, but for resonance • Scale not from stress, but from coherence This isn’t esoteric.—
Carrie Anne Yu,
Forbes.com,
20 May 2025
Adjective
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Built inside a mountain some 300 feet underground and reinforced by layers of concrete, the plant, which is the most likely target of a potential American strike, is impenetrable by any bomb except the GBU-57 Massive Ordnance Penetrator (MOP).—
Adeola Adeosun,
MSNBC Newsweek,
21 June 2025
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This must be key to Trump’s impenetrable calculations.—
Nick Paton Walsh,
CNN Money,
19 June 2025
Cite this Entry
“Unfathomable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfathomable. Accessed 30 Jun. 2025.
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