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  1. Oxford Dictionary

    unconformity

    • IPA[ˌʌnkənˈfɔːmɪti]

    英式

    • n.
      a surface of contact between two groups of unconformable strata；the condition of being unconformable

    • noun: unconformity, plural noun: unconformities

    • 釋義

    名詞

    • 1. a surface of contact between two groups of unconformable strata erosion beneath the Hercynian unconformity has removed most of the Westphalian strata
    • ▪ the condition of being unconformable folded early Devonian rocks are overlain with marked unconformity by late Devonian sediments