volcanic tuff
Americannoun
Etymology
Origin of volcanic tuff
First recorded in 1805–15
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.
The petroglyphs can be found on volcanic tuff formations formed over 760,000 years ago when a large eruption released hot ash that settled over the region.
From Los Angeles Times ● Mar. 11, 2025
The river tracks a diverse landscape from the southern edge of the Rocky Mountains through rugged basalt hillsides, layers of volcanic tuff, and the red and yellow cliffs made famous by painter Georgia O’Keeffe.
From Seattle Times ● Sep. 18, 2021
Since the 1980s, Smith Rock has been a sport-climbing mecca for climbers from all over the world, with more than 1,800 routes, some of them permanently bolted, up the volcanic tuff face.
From Washington Post ● Oct. 26, 2017
The evidence includes a small box made from volcanic tuff, or consolidated ash, which was found next to the bones and is inscribed with John's name and his feast day in Ancient Greek.
From Reuters ● Jun. 15, 2012
The stone in which they are impressed is a spongy volcanic tuff, and the layer superimposed upon them in the quarry was of similar material.
From Roman Mosaics Or, Studies in Rome and Its Neighbourhood by Macmillan, Hugh
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
