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  1. Dictionary
    Sal·ta·tion
    /ˌsôlˈtāSHən/

    noun

    • 1. abrupt evolutionary change; sudden large-scale mutation: "new genetic characters appear suddenly by saltation"
    • 2. the movement of hard particles such as sand over an uneven surface in a turbulent flow of air or water: "the distance traveled by each grain during saltation"