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ozonosphere

n.
1.a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun

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    Idiom of the Day

    draw fire
    to receive criticism for something
    The government began to draw fire when they announced changes to the health care system.



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    They're ________ to be late- they're never on time.

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