<history of philosophy> a group of philosophers, mathematicians, and scientists in Austria during the 1920s and early 1930s who founded logical positivism with their joint publication of Wissenschaftliche Weltauffassungóder Wiener Kreis (A Scientific World-viewóThe Vienna Circle) in 1929. Members of the Circle included Carnap, Feigl, G–del, Hahn, Neurath, Schlick, and Waismann. Schlick died in 1936, and the others all left for England or the United States by 1938. Recommended Reading: Friedrich Stadler, The Vienna Circle (Springer Verlag, 2000); Edmund Runggaldier, Carnap's Early Conventionalism: An Inquiry into the Historical Background of the Vienna Circle (Rodopi, 1984); Ramon Cirera, Carnap and the Vienna Circle: Empiricism and Logical Syntax (Rodopi, 1994); and Rediscovering the Forgotten Vienna Circle: Austrian Studies on Otto Neurath and the Vienna Circle, ed. by Thomas E. Uebel (Kluwer, 1991).
[A Dictionary of Philosophical Terms and Names]
Try this search on OneLook / Google