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# aestivation

noun (aestivation — uncountable; US spelling estivation)

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

## Everyday

1. (science) A long sleep-like rest that some animals go into during very hot, dry weather, to save water and energy — like hibernation, but in summer. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#m1)
2. (botany) The way the parts of a flower bud are folded before it opens. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#m2)

### In the lessons

In science lessons about animal adaptations, aestivation is compared with hibernation (winter sleep). Snails, lungfish, some frogs, tortoises and crocodiles can aestivate: they hide in mud or burrows and slow down until the rain comes. Verb: aestivate.

### Examples

- Some frogs in Australia survive drought by aestivation underground. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#x1)
- The African lungfish wraps itself in mucus during aestivation. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#x2)
- Snails seal their shells with a dry layer during aestivation. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#x3)
- Hibernation is for winter, and aestivation is for hot, dry summers. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#x4)
- After weeks of aestivation, the frogs woke when the rain fell. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#x5)
- The desert tortoise uses aestivation to escape the heat. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aestivation/#x6)

### Note

British spelling «aestivation», American «estivation». Comes from Latin «aestas», summer. Say «ee-stiv-AY-shun». Uncountable. Do not mix up with «hibernation» (winter).

## On Mova

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