ENGLISH
REFERENCE

roughly

adv.
US //ˈɹəfɫi// UK //ɹˈʌfli// rough·ly
  1. 1 approximately (adv.)
    B1 Intermediate

    about or nearly; you use this when you are giving a number or amount that is not exact.

    approximately or nearly; used to indicate that a figure or estimate is imprecise but close to the actual value.

    Example

    The journey to the airport takes roughly forty-five minutes depending on the traffic.

    Example

    The project is expected to cost roughly three million dollars, though that figure may fluctuate as material costs change.

  2. 2 with force (adv.)
    B2 Upper Intermediate

    in a hard, violent, or unkind way.

    in a manner lacking gentleness or care; characterized by physical force or harshness.

    Example

    The guards handled the heavy boxes roughly, and one of them broke.

    Example

    He was pushed roughly aside by the crowd as they rushed toward the platform to catch the last train.

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  1. 3 without detail (adv.)
    B2 Upper Intermediate

    done in a simple or quick way without focusing on small details.

    in a basic or preliminary manner; without fine detail or precision.

    Example

    She roughly sketched the map on a napkin to show us the way.

    Example

    The initial prototype was roughly assembled from spare parts just to demonstrate that the mechanical concept was viable.

Origin

From rough + -ly.

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