Definition of Permian in English:

Permian

adjective ˈpəːmɪənˈpərmiən

Geology

1Relating to or denoting the last period of the Palaeozoic era, between the Carboniferous and Triassic periods.
〔地质〕（与）二叠纪（有关）的。参见PERMO- TRIASSIC
See also Permo–Triassic
Example sentencesExamples
- It happened 252 million years ago, at the boundary of the Permian and Triassic geological ages.
- The ancestral archosaurs probably originated some 250 million years or so ago, in the late Permian period.
- 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.
- Throughout the Permian period the numbers of invertebrate species tends to decrease.
1. 1.1as noun the Permian The Permian period or the system of rocks deposited during it.
  二叠纪；二叠纪岩

The Permian lasted from about 290 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

Origin

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

Rhymes

vermian

Definition of Permian in US English:

Permian

adjectiveˈpərmēənˈpərmiən

Geology

1Relating to or denoting the last period of the Paleozoic era, between the Carboniferous and Triassic periods.
〔地质〕（与）二叠纪（有关）的。参见PERMO- TRIASSIC
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
See also Permo–Triassic
Example sentencesExamples
- The ancestral archosaurs probably originated some 250 million years or so ago, in the late Permian period.
- Throughout the Permian period the numbers of invertebrate species tends to decrease.
- Similar features have been seen in Permian and Triassic conifer trunks from Antarctica and North America.
- Uppermost Permian and Triassic terrestrial sediments conformably overlie the terminal volcanic rocks.
- It happened 252 million years ago, at the boundary of the Permian and Triassic geological ages.
1. 1.1as noun the Permian The Permian period or the system of rocks deposited during it.
  二叠纪；二叠纪岩

Origin

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

词汇	Permian
释义	Definition of Permian in English: Permian adjective ˈpəːmɪənˈpərmiən Geology 1Relating to or denoting the last period of the Palaeozoic era, between the Carboniferous and Triassic periods. 〔地质〕（与）二叠纪（有关）的。参见PERMO- TRIASSIC See also Permo–Triassic Example sentencesExamples It happened 252 million years ago, at the boundary of the Permian and Triassic geological ages. The ancestral archosaurs probably originated some 250 million years or so ago, in the late Permian period. 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. Throughout the Permian period the numbers of invertebrate species tends to decrease. 1.1as noun the Permian The Permian period or the system of rocks deposited during it. 二叠纪；二叠纪岩 The Permian lasted from about 290 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 Origin Late 16th century: from the name of the Russian province Perm, from the extensive development of such strata there. Rhymes vermian Definition of Permian in US English: Permian adjectiveˈpərmēənˈpərmiən Geology 1Relating to or denoting the last period of the Paleozoic era, between the Carboniferous and Triassic periods. 〔地质〕（与）二叠纪（有关）的。参见PERMO- TRIASSIC 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 See also Permo–Triassic Example sentencesExamples The ancestral archosaurs probably originated some 250 million years or so ago, in the late Permian period. Throughout the Permian period the numbers of invertebrate species tends to decrease. Similar features have been seen in Permian and Triassic conifer trunks from Antarctica and North America. Uppermost Permian and Triassic terrestrial sediments conformably overlie the terminal volcanic rocks. It happened 252 million years ago, at the boundary of the Permian and Triassic geological ages. 1.1as noun the Permian The Permian period or the system of rocks deposited during it. 二叠纪；二叠纪岩 Origin Late 16th century: from the name of the Russian province Perm, from the extensive development of such strata there.
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