Synonyms and Antonyms for hypersensitivity-reaction

1. hypersensitivity reaction (n.)

an inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic shock

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2. hypersensitivity (n.)

extreme sensitivity

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5. reaction (n.)

an idea evoked by some experience

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7. reaction (n.)

a response that reveals a person's feelings or attitude

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8. reaction (n.)

extreme conservatism in political or social matters

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9. reaction (n.)

(mechanics) the equal and opposite force that is produced when any force is applied to a body

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10. reaction (n.)

doing something in opposition to another way of doing it that you don't like

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