verifiability principle

== English == === Etymology === Coined by the philosopher Alfred Jules Ayer c. 1936. === Noun === verifiability principle (philosophy) The principle, especially in 20th-century empiricism, that a statement has meaning if, and only if, either it can be verified by means of empirical observations or it is logically true by definition. ==== Synonyms ==== ==== Related terms ==== === See also ===