abyssal

adjective

Definition of abyssalnext
1
as in unfathomable

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Dissimilar Words
2
as in deep-sea

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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 abyssal Along with the abyssal green dress, Union wore embellished leather sandal heels courtesy of Miu Miu for an extra dose of summer style. — Julia Teti, Footwear News, 12 June 2026 To delve to the (geological) heart of the matter, scientists want to know the moon’s deepest secret—what’s happening at its most abyssal depths. — Robin George Andrews, Scientific American, 7 Apr. 2026 Advertisement The cliché of the grandmaster whose mind has been tied in knots contemplating the abyssal depths of a chess game is largely a fantasy; despite a few high-profile cases, no statistical link has been established between skill in chess and madness. — Jordan Himelfarb, Time, 15 Dec. 2025 The heart of noir tends to be nihilism, its abyssal mood a veil that invites you to glimpse the darker machinery of a world ruled by insurmountable powers where resistance leads only to ruin. — Nicholas Quah, Vulture, 22 Sep. 2025 Seamounts are underwater mountains that rise hundreds or thousands of feet from the seafloor and can provide a vital habitat for marine life, while abyssal hills are smaller, underwater mounds. — Josh Hammer, MSNBC Newsweek, 1 Apr. 2025 Three years of computer modeling found the Antarctic overturning circulation – also known as abyssal ocean overturning – is on track to slow 42% by 2050 if the world continues to burn fossil fuels and produce high levels of planet-heating pollution. — Hilary Whiteman, CNN, 29 Mar. 2023 Even here, though, abyssal tuba notes exposed a sonic substratum. — Alex Ross, The New Yorker, 21 Apr. 2017
Recent Examples of Synonyms for abyssal
  1. unfathomable
  2. deep-sea
  3. infinite
  4. deepwater
  5. vast
  6. benthic
  7. pelagic
  8. marine
Adjective
  • Google Books and the Internet Archive represent libraries of unfathomable proportions.
    — Rose Horowitch, The Atlantic, 8 July 2026
  • Much of what already happened was unfathomable when RCX Sports won the NFL FLAG contract, which has been renewed several times.
    — Tim Graham, New York Times, 2 July 2026
Definition of unfathomable
Adjective
  • Vessels are pictured off coast of the Khor Fakkan Container Terminal, the only natural deep-sea port in the region and one of the major container ports in Sharjah Emirate, along the Gulf of Oman on June 28, 2026.
    — Azhar Sukri, CNBC, 4 July 2026
  • This latest milestone highlights deep-sea offshore wind as a vital strategic frontier for China’s global energy leadership and for driving the commercialization of clean technology.
    — Mrigakshi Dixit, Interesting Engineering, 29 June 2026
Definition of deep-sea
Adjective
  • The clothes are filled with cues and clues to an infinite number of details about a person’s inner life.
    — Rachel Elspeth Gross, Forbes.com, 10 July 2026
  • Specifically, at least for Western religious teachings, we are all filled with star power and infinite value.
    — Vahe Gregorian July 10, Kansas City Star, 10 July 2026
Definition of infinite
Adjective
  • Marine welders handle massive, oddly shaped, and heavy components such as deepwater jacket strengthening rings and module nodes.
    — Mrigakshi Dixit, Interesting Engineering, 15 June 2026
  • Eisbrenner chose Brownsville for its deepwater access, low vessel traffic, and her conviction that the oil-rich Permian Basin in West Texas would eventually flood the region with excess natural gas.
    — Jordan Blum, Fortune, 24 May 2026
Definition of deepwater
Adjective
  • Here, that means Meta opening up the vast trove of content already on its platform to power a new AI tool.
    — Los Angeles Times, Los Angeles Times, 9 July 2026
  • Additionally, our commerce writers and editors have previously covered a vast array of jeans styles, including the best butt-lifting jeans and best drawstring jeans.
    — Jessie Quinn, StyleCaster, 9 July 2026
Definition of vast
Adjective
  • Supporting future development Project leaders described Expedition 7 as one of the most productive benthic baseline campaigns completed within the deep-sea minerals sector.
    — Aamir Khollam, Interesting Engineering, 24 June 2026
  • Recognizable by their strong pharyngeal teeth used to crush mollusc shells, black carps can significantly impact local ecosystems by feeding on mussels and snails, and competing with other native benthic fishes like smallmouth buffalo.
    — Cheyenne Derksen, Oklahoman, 18 Mar. 2026
Definition of benthic
Adjective
  • His winning series was captured in the waters of Anilao, Philippines, where pelagic and larval marine life migrate from the depths each night to feed under the cover of darkness.
    — Cecilia Rodriguez, Forbes.com, 2 July 2026
  • Sargassum includes pelagic species of brown seaweed that have their origin offshore in the Atlantic Ocean and float on its surface, according to the FWC.
    — Sarah Perkel, USA Today, 16 June 2026
Definition of pelagic
Adjective
  • El Niño is expected to prolong an existing unrelated marine heat wave that would otherwise typically start fading between October and December, scientists say.
    — Los Angeles Times, Los Angeles Times, 6 July 2026
  • People should also stay alert to local water conditions, including rip currents and the presence of other marine animals such as jellyfish.
    — Kelly McGreal, FOXNews.com, 4 July 2026
Definition of marine

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abyssal
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Cite this Entry

“Abyssal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/abyssal. Accessed 12 Jul. 2026.

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