tunnel
noun
an underground passage.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Once the lava drains away, it can leave behind hollow tunnels.
From Science Daily ● Oct. 8, 2026
Rescuers have continued searching hydropower tunnels for hundreds of missing workers, engineers and other personnel, weeks after the disaster.
From Barron's ● Sep. 27, 2026
Since it began surveys in May, the CRT has installed 39 footprint tunnels along hedgerows and woodland edges, with nine of the tunnels recording dormouse footprints.
From BBC ● Sep. 25, 2026
Military analysts say that one potential legitimate use of the large payload bombs would be destroying underground tunnels and bunkers, places ordinary bombs can’t reach.
From The Wall Street Journal ● Sep. 16, 2026
The three tunnels look the same—made of stone and lit by candles with no end in sight.
From "The Manifestor Prophecy" by Angie Thomas
