deactivate

/diːˈæktɪveɪt/ (bre, ipa) · /diːˈæktɪveɪt/ (ame, ipa) · /(ˌ)dē-ˈak-tə-ˌvāt/ (ame, mw)

deactivate — verb

  • deactivatepresent simple I / you / we / they
  • deactivateshe / she / it
  • deactivatedpast simple
  • deactivating-ing form

1. to switch off a device, account, feature, or process so it stops operating or ca

1.動詞及物B2
釋義

to switch off a device, account, feature, or process so it stops operating or cannot be used

例句

Anna used the bank app to deactivate her lost payment card.

deactivate + account or card in an app

After Dewi cancelled the plan, her streaming account was deactivated overnight.

passive: account was deactivated

同義詞
  • disable

    close in meaning, especially for functions or settings, but often sounds slightly more technical

  • turn off

    the everyday choice for stopping power or a simple function

  • suspend

    often used for temporarily stopping an account or service by administrative decision

  • shut down

    suggests stopping a machine, system, or operation more completely

反義詞
  • activate

    the direct opposite, meaning to make something start working or become active

  • reactivate

    to make something active again after it was stopped

  • enable

    commonly used for turning a feature on so it can be used

文法句型

deactivate + noun phrase

be deactivated

用法筆記

The object is usually an account, card, alarm, setting, or other system feature. In everyday speech, people often say turn off for simple lights or appliances, while deactivate sounds more technical or administrative.

常見錯誤

❌Please deactivate the kitchen lights before bed.
✅Please turn off the kitchen lights before bed.
💡'deactivate' is mainly used for systems, settings, accounts, and devices rather than ordinary lights in casual speech.
❌The store deactivated my new phone this morning.
✅The store activated my new phone this morning.
💡'deactivate' means making something stop working, not setting it up for first use.