over·​arous·​al | \ ˌō-vər-ə-ˈrau̇-zəl \

Definition of overarousal

: excessive arousal Anger-prone individuals are readily aroused and reactive, suggesting overarousal of the autonomic nervous system.— Richard J. Davidson : the state of being excessively aroused This workshop presentation provides practical consideration of the scope and nature of Attention Deficit Disorder, which is characterized by children's impulsivity, emotional overarousal and other behaviors.— Irene Wood Being tantalizingly close to an unexpected victory can cause what sports psychologists call overarousal. The body produces excess adrenaline while restricting blood flow, tightening the muscles and depleting fine-motor skills.Newsweek

First Known Use of overarousal

1957, in the meaning defined above

Keep scrolling for more

Learn More about overarousal

Share overarousal

Statistics for overarousal

Look-up Popularity

Time Traveler for overarousal

The first known use of overarousal was in 1957

See more words from the same year

Comments on overarousal

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


very full or close together

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Word Winder's CrossWinder

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


Love words? Need even more definitions?

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