Nie·buhr(nē′bo͝or′, -bər), Reinhold 1892-1971.
American theologian who argued that Christianity is obligated to confront ethical, social, and moral problems. His works include The Nature and Destiny of Man (1941-1943).
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.