The term "7nm" refers to a semiconductor manufacturing process that produces transistors with a size of 7 nanometers. This small size allows for more transistors to fit on a chip, leading to improved performance and energy efficiency. It is commonly used in advanced microprocessors and graphics processing units, enhancing computing power for devices like computers and smartphones. The 7nm process is a significant advancement in the field of semiconductor technology, following previous nodes like 10nm and 14nm. Companies such as Intel and AMD have adopted this technology to create faster and more efficient chips, driving innovation in various electronic devices.