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# reactivate

verb (reactivate, reactivates, reactivated, reactivating)

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

## Everyday

1. To make something work or become active again after it was stopped or switched off: «reactivate your account». [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#m1)
2. (science) To start a chemical, a volcano, a virus or a process working again. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#m2)

### In the lessons

In everyday computing you reactivate accounts or alarms; in science volcanoes and germs can reactivate; in health, the chickenpox virus can reactivate later as shingles. Phrases: «reactivate an account», «reactivate the alarm», «reactivated volcano».

### Examples

- Mum reactivated the burglar alarm before we left. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#x1)
- You must reactivate your library card every year. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#x2)
- Scientists think the volcano could reactivate. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#x3)
- The chickenpox virus can reactivate years later as shingles. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#x4)
- Click the link to reactivate your account. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#x5)
- Adding water reactivated the dried yeast. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#x6)

### Note

Prefix re- means «again»: re + activate. Noun: reactivation. Online safety: be careful of scam emails asking you to «reactivate your account» with a link; check with an adult.

## On Mova

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