hyperreactive

adjective
hy·per·re·ac·tive | \ ˌhī-pər-rē-ˈak-tiv \
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 \ or hyper-reactivity noun
hyperreactivity of airways in asthma sensory hyper-reactivity

First Known Use of hyperreactive

1932, in the meaning defined above

Keep scrolling for more

Learn More about hyperreactive

Share hyperreactive

Statistics for hyperreactive

Look-up Popularity

Time Traveler for hyperreactive

The first known use of hyperreactive was in 1932

See more words from the same year

Keep scrolling for more

More Definitions for hyperreactive

hyperreactive

adjective
hy·per·re·ac·tive | \ -rē-ˈak-tiv \
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 \ also hyper-reactivity noun plural hyperreactivities
bronchial hyperreactivity

Comments on hyperreactive

What made you want to look up hyperreactive? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a magnificent or impressive array

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!