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operating system

n.
1.(computer science) software that controls the execution of computer programs and may provide various services

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Word of the Day

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  • operating surgeon
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  • operating statement
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  • operating room
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  • operating procedure
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  • operating microscope
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  • operating instructions
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  • operating expense
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  • operating cost
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  • operating capital
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  • operating capability
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  • operating table
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  • operating theater
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  • operating theatre
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  • operation
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  • operation code
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  • operation desert storm
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  • operational
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  • operational casualty
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  • operational cell
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  • operational damage
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  • classifying adjective
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  • water-wash
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  • nonaccomplishment
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  • hemin
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  • slip in
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  • invigorating
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  • plant louse
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  • combining form
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    Idiom of the Day

    fall on hard times
    to meet many troubles
    The town fell on hard times after the computer company moved to another town.



    1.
    They ought to have ________ replace the broken windows

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