Definition

A condition where the body reacts excessively to stimuli or irritants, often seen in allergic reactions.

Example

The doctor explained that her hyperreactivity to pollen could cause severe allergic reactions.

Conversation

I heard you had a tough time with that new medication.

Yeah, it triggered some serious hyperreactivity in me.

That sounds really uncomfortable; what did the doctor say?

He suggested we try something different to avoid that hyperreactivity.

Synonyms & Antonyms

Root Explanation

Hyperreactivity → It is formed from "hyper-" (meaning over or excessive) and "reactivity" (from "react" which comes from Latin "reagere", meaning to act in response). The word describes a state of excessive or heightened response to stimuli.

Memory Tip

Think of 'hyper-' meaning excessive and 'reactivity' referring to how one responds. This helps you remember that hyperreactivity means an excessive response to something.

Visually Confused Words