The term "22nm" refers to a semiconductor manufacturing process that produces transistors with a feature size of 22 nanometers. This technology is significant in the production of microchips, allowing for more transistors to fit on a single chip, which enhances performance and energy efficiency. In the context of computer processors and integrated circuits, 22nm technology represents a key advancement over previous generations, such as 32nm and 45nm. It enables faster processing speeds and lower power consumption, making it essential for modern devices like smartphones, tablets, and laptops.