Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Carnap, Rudolf 1891-1970; U.S. logician & positivist philosopher, born in Germany
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
, Rudolf 1891-1970.
German-born American philosopher whose antimetaphysical views, set forth in such works as The Logical Structure of the World (1928) and The Logical Foundations of Probability (1950), were central to the development of logical positivism.