Definición de Permian en inglés:

Permian

Silabificación: Per·mi·an
Pronunciación: /ˈpərmēən
 
/

adjetivo

Geology
1Of, relating to, or denoting the last period of the Paleozoic era, between the Carboniferous and Triassic periods. See also Permo–Triassic.
Más ejemplos en oraciones
  • Uppermost Permian and Triassic terrestrial sediments conformably overlie the terminal volcanic rocks.
  • Similar features have been seen in Permian and Triassic conifer trunks from Antarctica and North America.
  • It happened 252 million years ago, at the boundary of the Permian and Triassic geological ages.
1.1 (as noun the Permian) The Permian period or the system of rocks deposited during it.

The Permian lasted from about 290 million to 245 million years ago. The climate was hot and dry in many parts of the world during this period, which saw the extinction of many marine animals, including trilobites, and the proliferation of reptiles

Origen

late 16th century: from the name of the Russian province Perm, from the extensive development of such strata there.

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adjective
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