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# arousal

noun (arousal; uncountable)

«arousal» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. Arousal is the state of being awake, alert or excited, when the body and mind are ready for action. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#m1)
2. (science) Arousal is when the brain and body become active, for example when the heart beats faster with fear or excitement. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#m2)
3. (adult) Grown-ups also use it in a sense that is not for school. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#m3)

### In the lessons

Used in science and psychology (sleep and arousal, fight-or-flight), sport (players need the right level of arousal, not too nervous, not too sleepy). Because of the adult sense, everyday speech often says «excitement» or «being alert» instead.

### Examples

- Fear causes arousal: your heart beats faster and you breathe quickly. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#x1)
- Loud noise woke the sleeper into arousal. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#x2)
- Athletes try to control their arousal before a race. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#x3)
- Too much arousal can make a player nervous and clumsy. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#x4)
- Coffee increases arousal and keeps people awake. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#x5)
- Scientists measured the animals' arousal by their heart rate. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#x6)

### Note

Uncountable. From «arouse». Because grown-ups also use it in an adult sense, it is best used in clear science contexts; for everyday feelings say «excitement», «alertness».

## On Mova

- [Trees and pragmatics of «arousal» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«arousal» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/arousal.html) on Mova free.