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# reactivate

«reactivate» in Mova's school dictionary: **To make something work or become active again after it…** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

verb (reactivate, reactivates, reactivated, reactivating)

### meaning for a pupil

1) To make something work or become active again after it was stopped or switched off: «reactivate your account». [tree →](https://md.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://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/reactivate/#m2)

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

### Trees and pragmatics

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