Carnot Sadi

Car·not

 (kär-nō′), (Nicolas Léonard) Sadi 1796-1832.
French physicist and engineer whose work on heat engines laid the foundation for the second law of thermodynamics.
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.