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词汇 isoclinal
释义

Definition of isoclinal in English:

isoclinal

adjective ˌʌɪsə(ʊ)ˈklʌɪn(ə)l
Geology
  • Denoting a fold in which the two limbs are parallel.

    〔地质〕等(磁)倾的;等(磁)倾线的;等斜的

    Example sentencesExamples
    • These isoclinal folds deform ‘early’ domains which record a pre-Main Central Thrust compositional banding.
    • However, quarry outcrops of mainly white halitic mylonites display isoclinal folds that suggest a more impressive past.
    • Even the youngest Triassic rocks are strongly folded, in places by isoclinal, recumbent folds.
    • Asymmetrical folds and axial planar quartz veins, isoclinal and rootless folds and boudinage of chert layers are common.
    • Large tight or isoclinal folds with limbs several tens of metres long occur locally.

Origin

Mid 19th century (denoting 'equal magnetic inclination'): from iso- 'equal' + Greek klinein 'to lean, slope' + -al.

Definition of isoclinal in US English:

isoclinal

adjective
Geology
  • Denoting a fold of strata so acute that the two limbs are parallel.

    〔地质〕等(磁)倾的;等(磁)倾线的;等斜的

    Example sentencesExamples
    • These isoclinal folds deform ‘early’ domains which record a pre-Main Central Thrust compositional banding.
    • Large tight or isoclinal folds with limbs several tens of metres long occur locally.
    • Even the youngest Triassic rocks are strongly folded, in places by isoclinal, recumbent folds.
    • However, quarry outcrops of mainly white halitic mylonites display isoclinal folds that suggest a more impressive past.
    • Asymmetrical folds and axial planar quartz veins, isoclinal and rootless folds and boudinage of chert layers are common.

Origin

Mid 19th century (denoting ‘equal magnetic inclination’): from iso- ‘equal’ + Greek klinein ‘to lean, slope’ + -al.

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