This page provides all possible meanings and translations of the word speech act
the use of language to perform some act
A speech act in linguistics and the philosophy of language is an utterance that has performative function in language and communication.
The contemporary use of the term goes back to J. L. Austin's development of performative utterances and his theory of locutionary, illocutionary, and perlocutionary acts. Speech acts are commonly taken to include such acts as promising, ordering, greeting, warning, inviting and congratulating.