olemus
sõltuvalt kontekstist:
- aktiivsesse olekusse viima
- tegevaks muutma
- tegevusse rakendama
- ergutama

Wiktionary:
1. (transitive) to encourage development or induce increased activity; to stimulate
activate the economy
2. (transitive) to put a device, mechanism (alarm etc.) or system into action or motion; to trigger, to actuate, to set off, to enable
The pranksters activated the fire alarm by spraying deodorant next to it.
3. (transitive, chemistry, physics) to render more reactive; excite
7. (transitive, computing, software) to remove the limitations of demoware by providing a license; to unlock

vt ka
- aktiveerima (2)
- aktiveerimisjõud
- aktiveerimiskirje
- aktiveerimisvõti; kasutusvõti
- desaktiveerima
- kaugaktiveeritav; kaugkäivitatav; kaugalgatatav
- taasaktiveerimine; taasaktiveerumine