reactivity

noun re·ac·tiv·i·ty \ (ˌ)rē-ˌak-ˈti-və-tē \
Updated on: 11 Sep 2017

Definition of reactivity

:the quality or state of being reactive
  • emotional reactivity
  • chemical reactivity
  • If the brain, responding to psychological stress, stimulates the release of cortisol and cortisol suppresses the reactivity of the immune system, then a dormant viral infection may well flare up, or a new one catch hold.
  • —Matt Ridley
  • Abnormal reactivity to light and abnormal pupillary size may be important clues to the presence of cranial injury in the setting of head trauma.
  • — Bradford J. Shingleton

Recent Examples of reactivity from the Web

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First Known Use of reactivity

1832


Medical Dictionary

reactivity

noun re·ac·tiv·i·ty \ (ˌ)rē-ˌak-ˈtiv-ət-ē \

medical Definition of reactivity

plural reactivities
:the quality or state of being reactive
  • skin reactivity
  • emotional reactivity

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to suppress quietly or indirectly

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