performative /pəˈfɔːmətɪv/

• 1. 

  ADJ denoting an utterance that constitutes some act, esp the act described by the verb. For example, I confess that I was there is itself a confession, and so is performative in the narrower sense, while I'd like you to meet … (effecting an introduction) is performative only in the looser sense 施事话语的 [linguistics] → see also locutionary act, illocution, perlocution

• 2. 

  ADJ (as noun) 施事话语 [linguistics]

  例：

  that sentence is a performative