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Vocabulary Entry
permian
|noun • adjective
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N
noun
The Permian is a geological period that occurred between 299 to 252 million years ago, known for significant events in Earth's history, including the largest mass extinction.
Example Sentences
"The fossils found in the rock layers date back to the Permian period."
"Many marine species thrived during the Permian before facing extinction."
"Geologists study the Permian to understand the changes in Earth's climate."
A
adjective
Relating to or denoting the last period of the Paleozoic era, or the rocks formed during that time.
Example Sentences
"The Permian limestone is known for its unique fossil record."
"Scientists have discovered new Permian species in the region."
"The Permian age rocks reveal crucial information about Earth's history."