Definition of reactivate in US English:

reactivate

verb

[with object]
  • Restore (something) to a state of activity; bring back into action.

    • ‘The stress caused by the collision is thought to have reactivated the cancer cells, causing it to spread to other parts of her body.’
    • ‘The systems are reactivated when the handset is out of range.’
    • ‘HIS Royal Highness the Prince of Wales has officially reactivated a steam engine.’
    • ‘John Smyth, a spokesman, says the movement is reactivating its base.’
    • ‘I think that Alison's portrait reactivates this dormant aspect of Trafalgar Square.’
    stimulate, excite, stir up, arouse, rouse, waken, animate, activate, incite, galvanize, instigate, whet, inspire, kindle, fan, refresh, strengthen, invigorate, reanimate, revive, revitalize, resuscitate, revivify
    View synonyms

Pronunciation

reactivate

/ˌrēˈaktəˌvāt//ˌriˈæktəˌveɪt/