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# arousal

«arousal» in Mova's school dictionary: **the state of being awake, alert or excited, when the body…** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (arousal; uncountable)

### meaning for a pupil

1) Arousal is the state of being awake, alert or excited, when the body and mind are ready for action. [tree →](https://md.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://md.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://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/#m3)

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

### Trees and pragmatics

[Every meaning and example of «arousal» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/arousal/), each sentence with its dependency tree and frames.