hyperreactive

adjective
hy·​per·​re·​ac·​tive | \ ˌhī-pər-rē-ˈak-tiv How to pronounce hyperreactive (audio) \
variants: or hyper-reactive

Definition of hyperreactive

: having or showing abnormally high sensitivity to stimuli Because of their association with the trauma, many victims seem to be hyperreactive to sounds and sights other children don't respond to.— Kate McGraw … production of free radicals: hyper-reactive molecules that can attack proteins, nucleic acids, or lipids that have the misfortune to be nearby.— Robert Taylor

Other Words from hyperreactive

hyperreactivity \ ˌhī-​pər-​(ˌ)rē-​ˌak-​ˈti-​və-​tē How to pronounce hyperreactivity (audio) \ or hyper-reactivity noun
hyperreactivity of airways in asthma sensory hyper-reactivity

First Known Use of hyperreactive

1932, in the meaning defined above

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Time Traveler for hyperreactive

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The first known use of hyperreactive was in 1932

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Cite this Entry

“Hyperreactive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperreactive. Accessed 13 Aug. 2020.

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More Definitions for hyperreactive

hyperreactive

adjective
hy·​per·​re·​ac·​tive | \ -rē-ˈak-tiv How to pronounce hyperreactive (audio) \
variants: also hyper-reactive

Medical Definition of hyperreactive

: having or showing abnormally high sensitivity to stimuli Because of their association with the trauma, many victims seem to be hyperreactive to sounds and sights other children don't respond to. — Kate McGraw, The News Journal (Wilmington, Delaware), 29 Apr. 2009 Interior surface cells of the bronchial passages were destroyed and the airways became hyper-reactive to outside stimuli. — Harold M. Schmeck, Jr., The New York Times, 31 Jan. 1989

Other Words from hyperreactive

hyperreactivity \ -​(ˌ)rē-​ˌak-​ˈtiv-​ət-​ē How to pronounce hyperreactivity (audio) \ also hyper-reactivity noun, plural hyperreactivities
bronchial hyperreactivity

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