Thesaurus results for TUNNEL

tunnel

noun

Definition of tunnel

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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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 tunnel In other subterranean tunnels—storm drains, really—humans were living. — Paige Williams, New Yorker, 3 Aug. 2026 Cunningham meets Gaines after game After the game ended, Cunningham came out to meet Gaines near the tunnel. — Dan Zaksheske Outkick, FOXNews.com, 3 Aug. 2026 Trump’s 20-point ceasefire plan calls on the militant group to surrender its weapons and destroy its vast network of tunnels. — ABC News, 2 Aug. 2026 The Michigan Public Service Commission granted a permit to build the tunnel in 2023. — Jeffrey Collins, Chicago Tribune, 1 Aug. 2026 See All Example Sentences for tunnel

Recent Examples of Synonyms for tunnel

Noun

Kat and Aesha take the guests swimming in some nearby caves while the rest of the crew holds down the fort.

— Rafaela Bassili, Vulture, 4 Aug. 2026
Adventure seekers should make time for Xplor’s zip lines and underground cave system, while Xenses provides a playful take on nature complete with optical illusions.

— Condé Nast, Condé Nast Traveler, 3 Aug. 2026

Definition of cave

Noun

The opening installation unfolds in a cornucopia of mezzanines, double-height caverns, walkways, and arched windows that give on to the street.

— Justin Davidson, Curbed, 29 July 2026
Even if drawing it down to these levels doesn't collapse the salt caverns, flows would slow considerably once the caves close in on empty.

— Justin Zacks, CNBC, 23 July 2026

Definition of cavern

Browse Nearby Words

tuning out

tunnel

tunnels

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“Tunnel.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tunnel. Accessed 10 Aug. 2026.

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Synonyms of tunnel

noun

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