Ro·sen·berg(rō′zĭn-bûrg′), Julius 1918-1953.
American spy who with his wife, Ethel (1915-1953), was convicted of helping pass information concerning nuclear weaponry to the Soviets. Despite questions concerning the fairness of their trial and international pleas for clemency, the couple was executed.
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.