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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

    take off one's hat to (someone)
    to offer praise for someone's good accomplishments
    You have to take off your hat to the person who organized the sporting event.



    1.
    They wanted to make sure that their small daughter shared in the meal and so they asked the restaurant to provide a high ________ .

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