That: "That" is an expression that introduces a subordinate clause intended to express a fact. In semantics or philosophy of language, problems of the uniqueness of that-phrases are studied. See also That-clauses, Propositions, Ambiguity, Intensions, Intensionality, Facts, States of affairs._____________Annotation: The above characterizations of concepts are neither definitions nor exhausting presentations of problems related to them. Instead, they are intended to give a short introduction to the contributions below. – Lexicon of Arguments. |