as in cave
a passage that goes under the ground, through a hill, etc.
The train goes through a tunnel in the mountain. The moles dug tunnels in the yard.
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Recent Examples of tunnel
Travelers will also embark on some truly incredible experiences, such as walking the otherworldly ice tunnels of Antarctica, trekking across Kenya’s Maasai Mara National Reserve, and exploring the Great Sphinx and the Pyramids of Giza in Cairo.
—
Rachel Cormack, Robb Report, 12 Aug. 2025
Grant spearheaded the government’s defense to the Atlantic Coast Pipeline after environmental groups filed a lawsuit opposing the $8 billion tunnel through the Appalachian Trial to deliver natural gas, according to his biography posted on Hicks Thomas’ website.
—Ishani Desai, Sacbee.com, 12 Aug. 2025
Unlike other parts of the city, Harambee is part of the Milwaukee Combined Sewer Area, according to MMSD, which means the area's stormwater and wastewater are collected by a single tunnel, then later treated together at the MMSD treatment plant.
—Everett Eaton, jsonline.com, 12 Aug. 2025
About 12,000 cars per day use the tunnel, with standard fares of $8.25 on the American side and $7.75 on the Canadian.
—Neal Rubin, Freep.com, 10 Aug. 2025
See All Example Sentences for tunnel
Rachel Cormack, Robb Report, 12 Aug. 2025
Grant spearheaded the government’s defense to the Atlantic Coast Pipeline after environmental groups filed a lawsuit opposing the $8 billion tunnel through the Appalachian Trial to deliver natural gas, according to his biography posted on Hicks Thomas’ website.
—Ishani Desai, Sacbee.com, 12 Aug. 2025
Unlike other parts of the city, Harambee is part of the Milwaukee Combined Sewer Area, according to MMSD, which means the area's stormwater and wastewater are collected by a single tunnel, then later treated together at the MMSD treatment plant.
—Everett Eaton, jsonline.com, 12 Aug. 2025
About 12,000 cars per day use the tunnel, with standard fares of $8.25 on the American side and $7.75 on the Canadian.
—Neal Rubin, Freep.com, 10 Aug. 2025
See All Example Sentences for tunnel
Recent Examples of Synonyms for tunnel
Noun
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Chasing gestures and glimmers of memory, the film returns to Cao Thị Hậu’s birth cave alongside cinema’s first light.—
Cátia Rodrigues,
Variety,
16 Aug. 2025
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Aged in natural caves, this cheese is deeply tied to the region’s heritage.—
Hannah Howard,
Travel + Leisure,
16 Aug. 2025
Noun
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Earthquakes have shaken the cavern repeatedly and back in the day, when the government was testing nuclear weapons farther west at the Nevada Test Site, an underground blast would cause the water to ripple.—
Shaun McKinnon,
AZCentral.com,
5 Aug. 2025
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Little detail is known about exactly what each of the underground caverns held or when, but etchings by 18th-century Italian classical archaeologist and artist Giovanni Battista Piranesi show it as a lively part of the city center.—
Antonia Mortensen,
CNN Money,
23 July 2025
Noun
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In late August, La Beauté Louis Vuitton will open its first China store at Deji, right next to its ultra-busy subway entrance, which receives an average daily footfall of 300,000.—
Denni Hu,
Footwear News,
14 Aug. 2025
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The Rat chased his dream into a subway tunnel, moments before a train came roaring through.—
Peter Ames Carlin,
Rolling Stone,
13 Aug. 2025
Cite this Entry
“Tunnel.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tunnel. Accessed 20 Aug. 2025.
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