cotton gin, machine for cleaning cotton of its seeds, invented in the United States by Eli WhitneyEli WhitneyEli Whitney, (born December 8, 1765, Westboro, Massachusetts [U.S.]—died January 8, 1825, New Haven, Connecticut, U.S.), American inventor, mechanical engineer, and manufacturer, best remembered as the inventor of the cotton gin but most important for developing the concept of mass production of interchangeable parts.
› biography › Eli-WhitneyEli Whitney | Biography, Inventions, Cotton Gin, Interchangeable Parts ... in 1793.