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diachronism

/ daɪˈækrəˌnɪzəm /

noun

  1. geology the passage of a geological formation across time planes, as occurs when a marine sediment laid down by an advancing sea is noticeably younger in the direction of advancement


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Derived Forms

  • diˈachronous, adjective

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Example Sentences

Nor would their diachronism be more certainly inferrible from the physical traces of them, in the one case than in the other.

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diachronic linguisticsdiachrony