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词汇 vergence
释义

Definition of vergence in English:

vergence

noun ˈvəːdʒ(ə)nsˈvərjəns
mass noun
  • 1Physiology
    The simultaneous movement of the pupils of the eyes towards or away from one another during focusing.

    〔生理〕(眼的)转向

    Example sentencesExamples
    • In doing so, they perform saccadic movements, smooth pursuit movements, vergence movements, vestibular movements, and accommodation.
    • Pure vergence movements, uncontaminated by saccades, occur when changing gaze between two targets, both lying straight ahead, but at different distances.
  • 2Geology
    The direction in which a fold is inclined or overturned.

    〔地质〕构造转向

    a zone of opposing fold vergence

    一个相对的褶皱构造转向地带。

    Example sentencesExamples
    • No structures are present in the Mount King Beds that show vergence.
    • Fold and cleavage vergence varies across the domain, from SE through neutral to NW, although a majority verge SE.
    • Previously, there has been disagreement over the direction of obduction of the ophiolite and the vergence of structures.
    • Major and minor folds with clear vergence relationships change their sense around the Rhoscolyn Anticline.
    • A foreland fold-thrust belt with a southwestward vergence formed south of the Mazar-Kangxiwar fault.

Origin

1980s: common element of convergence and divergence.

Definition of vergence in US English:

vergence

nounˈvərjəns
  • 1Physiology
    The simultaneous movement of the pupils of the eyes toward or away from one another during focusing.

    〔生理〕(眼的)转向

    Example sentencesExamples
    • In doing so, they perform saccadic movements, smooth pursuit movements, vergence movements, vestibular movements, and accommodation.
    • Pure vergence movements, uncontaminated by saccades, occur when changing gaze between two targets, both lying straight ahead, but at different distances.
  • 2Geology
    The direction in which a fold is inclined or overturned.

    〔地质〕构造转向

    a zone of opposing fold vergence

    一个相对的褶皱构造转向地带。

    Example sentencesExamples
    • A foreland fold-thrust belt with a southwestward vergence formed south of the Mazar-Kangxiwar fault.
    • Major and minor folds with clear vergence relationships change their sense around the Rhoscolyn Anticline.
    • No structures are present in the Mount King Beds that show vergence.
    • Previously, there has been disagreement over the direction of obduction of the ophiolite and the vergence of structures.
    • Fold and cleavage vergence varies across the domain, from SE through neutral to NW, although a majority verge SE.

Origin

1980s: common element of convergence and divergence.

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