as in underground
being, situated, or operating beneath the surface of the earth
a subterranean bunker that supposedly could withstand even an atomic blast
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Recent Examples of subterranean
But the United States has a bomb that experts think could probably reach the subterranean site.
—
Samuel Granados, New York Times, 20 June 2025
The Rio Blanco test of 1973—wherein Plowshare operatives planned to ignite three nuclear warheads a mile beneath the surface—was just another subterranean exploration in an area developed largely for the purposes of mining.
—Literary Hub, 11 June 2025
Campos-Pons and Malak rose to the auspicious occasion of TATE Modern’s quarter century with an immersive performance that took the audience in the subterranean Tanks on a sensory journey, inviting reflection on universal themes of healing, resilience and transformation.
—Lee Sharrock, Forbes.com, 18 June 2025
These subterranean wonders offer both a science lesson and an adventure.
—Erin Gifford, USA Today, 18 June 2025
See All Example Sentences for subterranean
Samuel Granados, New York Times, 20 June 2025
The Rio Blanco test of 1973—wherein Plowshare operatives planned to ignite three nuclear warheads a mile beneath the surface—was just another subterranean exploration in an area developed largely for the purposes of mining.
—Literary Hub, 11 June 2025
Campos-Pons and Malak rose to the auspicious occasion of TATE Modern’s quarter century with an immersive performance that took the audience in the subterranean Tanks on a sensory journey, inviting reflection on universal themes of healing, resilience and transformation.
—Lee Sharrock, Forbes.com, 18 June 2025
These subterranean wonders offer both a science lesson and an adventure.
—Erin Gifford, USA Today, 18 June 2025
See All Example Sentences for subterranean
Recent Examples of Synonyms for subterranean
underground
Adjective
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This ambitious project is powered by an army of 432 small robots that are moving the massive structure about 33 feet each day to make way for a new underground development.—
Kurt Knutsson,
FOXNews.com,
29 June 2025
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Prime Minister Winston Churchill and his cabinet directed the British war effort during World War II from this secret underground complex.—
Joseph V Micallef,
Forbes.com,
28 June 2025
Cite this Entry
“Subterranean.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/subterranean. Accessed 5 Jul. 2025.
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