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词汇 orogeny
释义

Definition of orogeny in English:

orogeny

noun ɒˈrɒdʒəniˌɔˈrɑdʒ(ə)ni
mass nounGeology
  • A process in which a section of the earth's crust is folded and deformed by lateral compression to form a mountain range.

    〔地质〕造山运动

    present rates of denudation and orogeny
    count noun the Hercynian and Alpine orogenies
    Example sentencesExamples
    • Granitoids are abundant in the Iberian Massif, and result from melting of the continental crust thickened during the Variscan orogeny.
    • The tectonic events began with the Penobscottian orogeny in the Cambrian Period that affected northwestern to north-central Maine.
    • Together with the Appalachian, Caledonian and Variscan orogens, the Uralian orogeny contributed to the assembly of the late Palaeozoic supercontinent of Pangaea.
    • The Dalradian rocks in Arran were initially folded during the Caledonian orogeny into a recumbent structure known as the Aberfoyle synform.
    • Around Britain a series of deep seismic traverses has revealed many of the structures produced during the Caledonian orogeny and other earth movements that are continued out over the continental shelf.

Derivatives

  • orogenesis

  • noun ˌɔːrəʊˈdʒɛnɪsɪsˌɔrəˈdʒɛnəsəs
    mass nounGeology
    • A process in which a section of the earth's crust is folded and deformed by lateral compression to form a mountain range.

      〔地质〕造山运动

      tectonic processes during collisional orogenesis
      Example sentencesExamples
      • Grampian orogenesis was relatively short-lived
      • This, he suggested, was an intentional mechanism for generating the prodigious amounts of heat necessary for such things as rapid orogenesis, the rapid melting of protoliths, etc.
      • Two main phases of orogenic activity are recognized: preAndean orogenesis and Andean orogenesis.
      • In north-west Scotland, for example, the lithosphere thickened during Caledonian orogenesis began to collapse under the influence of gravity from Early Devonian times.
  • orogenetic

  • adjective ɒrə(ʊ)dʒɪˈnɛtɪk
    Geology
  • orogenic

  • adjective ɒrə(ʊ)ˈdʒɛnɪk
    Geology
    • The Uralide orogen differs from other Palaeozoic orogenic belts in that it has a crustal root, which appears to be absent in the Caledonide, Variscide and Appalachian orogens.
      Example sentencesExamples
      • This event is also associated with production of late orogenic granite magma.
      • Recent studies of Proterozoic orogenic belts have shown that they may be underlain, at mid to lower crustal levels, by keels of Archaean crust.
      • Previous work that indicates Late Cretaceous Palaeogene orogenic activity is presented first.
      • It is suggested that the emplacement of most post-tectonic plutons of this part of the Variscan orogenic belt may have been controlled by the late extensional collapse of the Iberian Massif.

Definition of orogeny in US English:

orogeny

nounˌɔˈrɑdʒ(ə)niˌôˈräj(ə)nē
Geology
  • A process in which a section of the earth's crust is folded and deformed by lateral compression to form a mountain range.

    〔地质〕造山运动

    present rates of denudation and orogeny
    count noun the Hercynian and Alpine orogenies
    Example sentencesExamples
    • Around Britain a series of deep seismic traverses has revealed many of the structures produced during the Caledonian orogeny and other earth movements that are continued out over the continental shelf.
    • Granitoids are abundant in the Iberian Massif, and result from melting of the continental crust thickened during the Variscan orogeny.
    • The Dalradian rocks in Arran were initially folded during the Caledonian orogeny into a recumbent structure known as the Aberfoyle synform.
    • Together with the Appalachian, Caledonian and Variscan orogens, the Uralian orogeny contributed to the assembly of the late Palaeozoic supercontinent of Pangaea.
    • The tectonic events began with the Penobscottian orogeny in the Cambrian Period that affected northwestern to north-central Maine.
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