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# activation

«activation» in Mova's school dictionary: **making something start working or become active** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (activation; uncountable; an activation — one case)

### meaning for a pupil

Activation is making something start working or become active. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/activation/#m1)

### sense in the lessons

Used about cards, accounts, alarms and software («activation code»), and in science (activation of yeast, enzymes, the immune system).

### examples

- The activation code is printed on the back of the card. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/activation/#x1)
- Activation of the alarm takes ten seconds. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/activation/#x2)
- The new phone needs activation before you can use it. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/activation/#x3)
- Heat starts the activation of the yeast. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/activation/#x4)
- The game key worked and activation was quick. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/activation/#x5)
- Activation of the airbag happens in a split second. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/activation/#x6)

### note

Noun from «activate». Mostly uncountable. Formal or technical word.

### Trees and pragmatics

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