Cal·der(kôl′dər, kŏl′-), Alexander 1898-1976.
American sculptor who created the mobile in Paris in the early 1930s and also produced immobile abstract sculptures known as stabiles.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.