History of linguistics (20th century) ; Erkenntnistheorie; Epistemology; Science (theory of) ; Philosophy of science ; Empiricism ; Wissenschaftliches Konzept; Scientific concept; Concept (philosophy of science) ; Sprache und Denken; Erkenntnis und Sprache; Language and thought; Erkenntnistheorie; Epistemology and language; Language and epistemology ; Erkenntnistheorie und Wissen; Epistemology and knowledge; Apriori-Wissen; Apriori knowledge; Knowledge (epistemology) ; Propositionale Logik; Propositional logic ; Counterfactual; Modus ponens; Modus tollens; Kausalität (Logik) ; Causality (logic) ; Causation (logic) ; Philosophy of language ; Social constructionism; Sozialkonstruktivismus; Constructivism (philosophy) ; Empirismus, logischer; Empirism (logical) ; Neopositivismus; Logical empiricism ; Truth theory
