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Permian properNoun

  /ˈpəːmɪən/
  • (geology) The Permian period. [from 19th c.]
perm

Permian adjective

  /ˈpəːmɪən/
  • Pertaining to the Perm region of Russia, or its inhabitants. [from 18th c.]
  • Pertaining to their language; Permic. [from 18th c.]
  • (geology) Pertaining to the last geologic period of the Paleozoic era; comprising the Cisuralian, Guadalupian and Lopingian epochs from about 280 to 248 million years ago. [from 19th c.]
permski
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