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radioactive decay

n.
1.the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation

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    Idiom of the Day

    scare the (living) daylights out of (someone)
    to frighten someone very much
    Falling off the bicycle scared the daylights out of the little girl. The movie scared the living daylights out of me.



    1.
    The tiger pounced on the lamb and ________ with it into the thicket.

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