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单词 orogen
释义

Definition of orogen in English:

orogen

noun ˈɒrədʒ(ə)nˈôrəˌjen
Geology
  • A belt of the earth's crust involved in the formation of mountains.

    〔地质〕造山带

    Example sentencesExamples
    • The Delamerian Orogen is a compressional orogen developed by westward vergent folds and thrust faults.
    • Several features of the mountain belt are atypical when compared with other Palaeozoic orogens such as the Appalachians, Caledonides and Variscides.
    • In the southern half of the Caledonian orogen, sedimentation in the post-Caledonian continental basins started significantly earlier, in the Mid-Devonian.
    • Together with the Appalachian, Caledonian and Variscan orogens, the Uralian orogeny contributed to the assembly of the late Palaeozoic supercontinent of Pangaea.
    • These collision zones are known as orogenic belts, and the mountains are referred to as orogens.

Origin

1920s: from Greek oros 'mountain' + -gen.

Definition of orogen in US English:

orogen

nounˈôrəˌjen
Geology
  • A belt of the earth's crust involved in the formation of mountains.

    〔地质〕造山带

    Example sentencesExamples
    • Several features of the mountain belt are atypical when compared with other Palaeozoic orogens such as the Appalachians, Caledonides and Variscides.
    • Together with the Appalachian, Caledonian and Variscan orogens, the Uralian orogeny contributed to the assembly of the late Palaeozoic supercontinent of Pangaea.
    • These collision zones are known as orogenic belts, and the mountains are referred to as orogens.
    • The Delamerian Orogen is a compressional orogen developed by westward vergent folds and thrust faults.
    • In the southern half of the Caledonian orogen, sedimentation in the post-Caledonian continental basins started significantly earlier, in the Mid-Devonian.

Origin

1920s: from Greek oros ‘mountain’ + -gen.

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更新时间:2025/7/1 15:33:39