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# overactive

«overactive» in Mova's school dictionary: **Too active; working, moving or doing more than is normal…** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

adjective

### meaning for a pupil

1) Too active; working, moving or doing more than is normal or healthy. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#m1)

2) (body) An organ that works too hard, like an overactive thyroid. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#m2)

### sense in the lessons

Used about imagination («an overactive imagination» — imagining scary or unlikely things), bodies and machines. Often a gentle way of saying someone is imagining things. Phrases: «an overactive imagination», «an overactive bladder».

### examples

- You have an overactive imagination — there is no monster under the bed. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#x1)
- The puppy was overactive after eating cake crumbs. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#x2)
- An overactive gland can make the heart beat fast. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#x3)
- My brother's overactive brain keeps him awake at night. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#x4)
- The detective said the witness had an overactive imagination. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#x5)
- An overactive volcano had to be watched closely. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/overactive/#x6)

### note

Prefix «over-» means «too much». Opposite: «underactive». Also spelt «over-active». Not the same as «hyperactive», which is often used about children who cannot sit still.

### Trees and pragmatics

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