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toxin antitoxin

n.
1.a mixture of toxin and antitoxin used to immunize against a disease

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    Idiom of the Day

    at a loss
    in a state of uncertainty or bewilderment
    We were at a loss about what to do with the broken computer.



    1.
    The pedestrian was ________ down and killed by a lorry

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    If a statue in the park of a person on a horse has both front legs in the air, the person died in battle; if the horse has one front leg in the air, the person died as a result of wounds received in battle; if the horse has all four legs on the ground, the person died of natural causes      .. More >>
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