Evolving means constantly changing or developing over time. This change can be big or small.
When we talk about something evolving, we usually mean it's getting better or more advanced in some way. For example, a company might say their new technology is evolving quickly to make sure they stay ahead of the competition. In science, species are thought to evolve as they adapt to their environments over many generations. People also use the word to describe personal growth and development - like how a child evolves from being a baby to becoming a young adult.
To move in regular procession through a system.
