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n. An abnormally high sensitivity to certain substances, such as pollens, foods, or microorganisms. Common indications of allergy may include sneezing, itching, and skin rashes.

n. Informal An adverse sentiment; antipathy: an allergy to cocktail parties.

n. A disorder of the immune system causing adverse reactions to substances (allergens) not harmful to most and marked by the body's production of histamines and associated with atopy, anaphylaxis, and asthma.

n. Any condition of hypersensitivity to a substance.

n. Altered susceptibility to a first treatment as exhibited in reaction to a subsequent one.

n. An antipathy, as toward a person or activity.

n. hypersensitivity to a particular substance.

n. hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity

"Cow's milk protein allergy is the overall term for several types of dairy allergies, which can be to the casein or to the whey or both."

hypersensitivity reaction   

atopic allergy    type i allergic reaction    serum sickness    food allergy    type iv allergic reaction    atopy    delayed allergy    immediate allergy    serum disease   

intolerance   

asthma    flovent    hypertension    arthritis    catarrh    ailment    obesity    rheumatism    bronchitis    emphysema