unfathomable

adjective

un·​fath·​om·​able ˌən-ˈfa-t͟hə-mə-bəl How to pronounce unfathomable (audio)
: not capable of being fathomed:
b
: impossible to comprehend
unfathomably adverb

Examples of unfathomable in a Sentence

His behavior is completely unfathomable. the unfathomable reaches of space
Recent Examples on the Web The differences between track in the late 90s and the modern era make Wyatt’s record unfathomable. Charles Baggarly, Fort Worth Star-Telegram, 3 Apr. 2024 What goes up fast can come down just as fast, measured in decades and centuries, setting the stage for an era of population shrinkage that seems both inexorable and unfathomable. Simon Montlake, The Christian Science Monitor, 29 Mar. 2024 Transportation and communications technologies have once again compressed time and space, accelerating and democratizing the spread of information, increasing prosperity, and connecting peoples and economies in previously unfathomable ways. TIME, 18 Mar. 2024 Georgia, the iconic peach state, lost some 90 percent of last year’s crop—a Georgia summer without peaches, an unfathomable thing. Zoë Schlanger, The Atlantic, 11 Mar. 2024 Some blame the government, some seem resigned to this unfathomable fate. Murtada Elfadl, Variety, 22 Mar. 2024 Their resilience is unfathomable—and enough to restore your faith in humanity. Radhika Seth, Vogue, 17 Mar. 2024 Some of the most emotional testimony came from family members who tearfully described scenes of blood, chaos and panic followed by unfathomable loss. CBS News, 15 Mar. 2024 Kerr’s research finds that such moments, which transcend the often-painful physical decline in the last days of life, help parents like the O’Neils and other relatives grieve even unfathomable loss. Phoebe Zerwick, New York Times, 12 Mar. 2024

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

Time Traveler
The first known use of unfathomable was in 1640

Dictionary Entries Near unfathomable

Cite this Entry

“Unfathomable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfathomable. Accessed 16 Apr. 2024.

Kids Definition

unfathomable

adjective
un·​fath·​om·​able ˌən-ˈfat͟h-ə-mə-bəl How to pronounce unfathomable (audio)
: not capable of being fathomed:
b
: impossible to understand

More from Merriam-Webster on unfathomable

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