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a serious medical reaction caused by someone eating or touching something that they are allergic to (=something that makes them sick). Common causes are nuts, eggs, and drugs such as penicillin.
a harmful substance that causes your body to produce antibodies to fight it
unlikely to cause an allergic reaction (=an illness or skin reaction produced in some people by certain substances)
a measurement of how much pollen there is in the air at a particular time, often given on weather reports in the summer for people who are allergic to pollen
the practice of looking at a product online before going to a conventional store to buy itBuzzWord Article
a person who has or claims to have a lot of influenceadd a word