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Petrified Forest

British  

noun

  1. a national park in E Arizona, containing petrified coniferous trees about 170 000 000 years old

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The Painted Desert portion of Petrified Forest National Park includes broad vistas and richly varied mineral colors.

From Los Angeles Times • May 12, 2026

"Since starting fieldwork at Petrified Forest in 2014, we have collected over 3,000 fossils from the Sonselasuchus bonebed, and it doesn't seem to show any signs of petering out," Professor Sidor states.

From Science Daily • Apr. 23, 2026

The site of this discovery is a fossil bed in a desert landscape of ancient rock in the Petrified Forest National Park.

From BBC • Jul. 7, 2025

The fossil was not the first Triassic period discovery Mr. Kligman had made at Petrified Forest National Park.

From Washington Times • Jan. 26, 2023

A most interesting place to visit, but outside the itinerary of most tourists, is the Fossil, or Petrified, Forest.

From Wealth of the World's Waste Places and Oceania by Gilson, Jewett Castello

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