arousal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Norepinephrine is often elevated in anxiety disorders, and the UC Davis researchers suggest that this heightened arousal may increase the brain's demand for choline.

From Science Daily • May 16, 2026

According to Newen, basic arousal was the first to emerge in evolutionary history.

From Science Daily • Dec. 15, 2025

According to Ährlund-Richter, ACA may help the brain focus on potentially meaningful visual details as arousal rises, while ORB may act to reduce attention to distracting or overly strong stimuli.

From Science Daily • Nov. 30, 2025

As a therapist, I know that for children with autism, water offers resistance, pressure and pleasant sensory arousal.

From Los Angeles Times • Oct. 7, 2025

It’s also because of what happens after the chase, since pursuing a suspect at high speed is precisely the kind of activity that pushes police officers into this dangerous state of high arousal.

From "Blink" by Malcolm Gladwell