Other spellings change

Pronunciation change

Verb change

Plain form
authorise

Third-person singular
authorises

Past tense
authorised

Past participle
authorised

Present participle
authorising

  1. (transitive) To authorise someone is to give them power or permission.
    I will need to authorise you before you step through that gate.
  2. (transitive) To authorise can be to allow something to be done.