The term "horsepower" was created by James Watt, a Scottish engineer, in the:
OB. 1800s
James Watt coined the term "horsepower" in the 18th century to help market his steam engines by comparing their power to that of horses. This term became widely used in the 1800s to measure the power output of engines and machinery. Watt's innovation in developing the concept of horsepower played a significant role in the Industrial Revolution, shaping how mechanical power was understood and measured.