Synonyms
Examples of unfathomable in a Sentence
His behavior is completely unfathomable.
the unfathomable reaches of space
Recent Examples on the Web
Morgan Freeman, the series’ narrator, tells viewers early on that ninety-nine per cent of all species that have ever lived are now extinct—a fact whose contours are unfathomable.
—
Rivka Galchen, The New Yorker, 6 Nov. 2023
The president also knows that countries need to be able to cooperate on challenges that were unfathomable not that long ago.
—Jake Sullivan, Foreign Affairs, 24 Oct. 2023
Idaho’s producers grow nearly one-third of all the potatoes in the U.S. a year — an unfathomable 11.2 billion pounds on more than 300,000 acres, earning the state its reputation as a total spud.
—Rachel Chang, Travel + Leisure, 22 Sep. 2023
Then the writers had to solve the challenge of making unfathomable scales of time and change feel intelligible, at least a bit.
—Rivka Galchen, The New Yorker, 6 Nov. 2023
The program has already returned riches from those almost unfathomable depths.
—Phil Plait, Scientific American, 3 Nov. 2023
Earlier Friday, law enforcement authorities had deployed divers to search the Androscoggin River and combed through nearby forests as the search for the gunman stretched into a third day and the city of Lewiston began to reckon with unfathomable loss.
—Tom Bell, Washington Post, 28 Oct. 2023
The stories skate along the edge of the familiar and the inexplicable, recounted with a sort of bewilderment and tenderness that suggests the modern world has made unfathomable misfits of us all.
—Salar Abdoh, Foreign Affairs, 24 Oct. 2023
There’s no way to explain or justify how knuckle-dragging low the San Diego State football program feels after an unfathomable, unexplainable 6-0 loss to Nevada on Saturday.
—Bryce Miller, San Diego Union-Tribune, 22 Oct. 2023
See More
Rivka Galchen, The New Yorker, 6 Nov. 2023
The president also knows that countries need to be able to cooperate on challenges that were unfathomable not that long ago.
—Jake Sullivan, Foreign Affairs, 24 Oct. 2023
Idaho’s producers grow nearly one-third of all the potatoes in the U.S. a year — an unfathomable 11.2 billion pounds on more than 300,000 acres, earning the state its reputation as a total spud.
—Rachel Chang, Travel + Leisure, 22 Sep. 2023
Then the writers had to solve the challenge of making unfathomable scales of time and change feel intelligible, at least a bit.
—Rivka Galchen, The New Yorker, 6 Nov. 2023
The program has already returned riches from those almost unfathomable depths.
—Phil Plait, Scientific American, 3 Nov. 2023
Earlier Friday, law enforcement authorities had deployed divers to search the Androscoggin River and combed through nearby forests as the search for the gunman stretched into a third day and the city of Lewiston began to reckon with unfathomable loss.
—Tom Bell, Washington Post, 28 Oct. 2023
The stories skate along the edge of the familiar and the inexplicable, recounted with a sort of bewilderment and tenderness that suggests the modern world has made unfathomable misfits of us all.
—Salar Abdoh, Foreign Affairs, 24 Oct. 2023
There’s no way to explain or justify how knuckle-dragging low the San Diego State football program feels after an unfathomable, unexplainable 6-0 loss to Nevada on Saturday.
—Bryce Miller, San Diego Union-Tribune, 22 Oct. 2023
See More
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unfathomable.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1640, in the meaning defined above
Dictionary Entries Near unfathomable
Cite this Entry
“Unfathomable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfathomable. Accessed 30 Nov. 2023.
Copy Citation
Kids Definition
unfathomable
adjective
un·fath·om·able
ˌən-ˈfat͟h-ə-mə-bəl 
More from Merriam-Webster on unfathomable
Nglish: Translation of unfathomable for Spanish Speakers
Britannica English: Translation of unfathomable for Arabic Speakers
Love words? Need even more definitions?
Merriam-Webster unabridged
Share