: a rock composed of the finer kinds of volcanic detritus usually fused together by heat
Examples of tuff in a Sentence
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At Punta Papa, divers can explore a WWII shipwreck, while, closer to the harbor, the Grotte di Pilato is an impressive series of tunnels and fish ponds carved into the tuff by ancient Romans, who used them to breed moray eels.
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Kristina Kasparian, Travel + Leisure, 15 Mar. 2026
The soils throughout Arrowhead Mountain are mostly rhyolitic tuff, a light, fluffy volcanic rock that’s distinct from the iron-rich basalt that is common throughout other areas of the Mayacamas range.
—Senior Wine Critic, San Francisco Chronicle, 26 Jan. 2026
But for the next generation, even just the tuff at the back was enough to stand out.
—Jesse Klein, Outside, 27 Dec. 2025
One of the most striking sights along the roads in the eastern part of the island is the landscape carved by centuries-old tuff quarries.
—Lindsay Cohn, Vogue, 6 Nov. 2025
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Kristina Kasparian, Travel + Leisure, 15 Mar. 2026
The soils throughout Arrowhead Mountain are mostly rhyolitic tuff, a light, fluffy volcanic rock that’s distinct from the iron-rich basalt that is common throughout other areas of the Mayacamas range.
—Senior Wine Critic, San Francisco Chronicle, 26 Jan. 2026
But for the next generation, even just the tuff at the back was enough to stand out.
—Jesse Klein, Outside, 27 Dec. 2025
One of the most striking sights along the roads in the eastern part of the island is the landscape carved by centuries-old tuff quarries.
—Lindsay Cohn, Vogue, 6 Nov. 2025
See All Example Sentences for tuff
Cite this Entry
“Tuff.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tuff. Accessed 5 Apr. 2026.
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