Positivism is a philosophical movement and a system of ideas that includes a broad methodological approach and a theory of knowledge, in particular of a scientific knowledge, based on radical empiricism that confines knowledge to observable and verifiable data. It has emerged as a fundamentally new, non-metaphysical (“positive,” in a sense of a quality or
Logical Positivism Definition Logical positivism, also called logical empiricism, was an early 20th-century philosophical movement that held that a statement was meaningful only if it could be verified or confirmed through experience. Logical positivism relied exclusively on observable events for knowledge about the world, and therefore considered non-observable events to be basically meaningless. In other