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
Had the trolls toiling in the darkest tunnels of the internet shown up at her actual doorstep?
—
Literary Hub,
30 June 2026
While many burrows are harmless, tunnels located directly beneath patios, steps, retaining walls, or foundations can contribute to erosion and structural concerns over time.
—
Jessica Safavimehr,
Southern Living,
30 June 2026
The 17-mile (27 km) long proton-smashing tunnel, running 300 feet (100 m) below the ground near the Swiss-French border, is at the heart of the physics research conducted by the European Organization for Nuclear Research (CERN).
—
Ameya Paleja,
Interesting Engineering,
29 June 2026
About two-thirds of the 6,700 feet of 16 inch steel pipe beneath the river and crossing parts of the two parks would run through subterranean tunnels drilled by a high tech boring machine.
—
Edmund H. Mahony,
Hartford Courant,
29 June 2026
See All Example Sentences for tunnel
Literary Hub,
30 June 2026
While many burrows are harmless, tunnels located directly beneath patios, steps, retaining walls, or foundations can contribute to erosion and structural concerns over time.
—
Jessica Safavimehr,
Southern Living,
30 June 2026
The 17-mile (27 km) long proton-smashing tunnel, running 300 feet (100 m) below the ground near the Swiss-French border, is at the heart of the physics research conducted by the European Organization for Nuclear Research (CERN).
—
Ameya Paleja,
Interesting Engineering,
29 June 2026
About two-thirds of the 6,700 feet of 16 inch steel pipe beneath the river and crossing parts of the two parks would run through subterranean tunnels drilled by a high tech boring machine.
—
Edmund H. Mahony,
Hartford Courant,
29 June 2026
See All Example Sentences for tunnel
Recent Examples of Synonyms for tunnel
Noun
-
Jade and Tabitha were trapped below in the bone cave at the end of last week’s episode.
-
Located on the outskirts of a town called Fureidis in northern Israel, the cave was due to be affected by construction work when archaeologists decided to investigate it.
Noun
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Paul walks the cavern’s polished concrete floor, absorbs its hum, grazes its plastic surfaces with his fingertips.
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Dragonstone is the windswept ancestral seat of House Targaryen, but the Black Queen did not grow up playing among its dusky caverns.
Noun
-
Kyiv Metro said some 52,500 people, including 4,500 children, spent the night sheltering in the capital’s subway stations.
-
Finding a seat requires the sharp elbows of a subway commuter.
Cite this Entry
“Tunnel.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tunnel. Accessed 6 Jul. 2026.
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