From Wikipedia, the free encyclopedia.
In Pragmatics (Linguistics): Implicit assumptions about the world. They are required to make an utterance meaningful.
Do you want to do it again? (Presupposition: You have done it already, at least once.)
My wife is pregnant. (Presupposition: I have a wife.)
Much of the information that is exchanged in discourse happens in the form of presuppositions.
This differs from entailment and implication.
