evolution
🇺🇸
/ˌevəˈluːʃn/
🇬🇧
/ˌiːvəˈluːʃn/
the gradual development of living things over time as they change to survive in their environment
The theory of evolution explains how animals and plants change slowly over millions of years.
the gradual development or change of something over time
The evolution of technology has changed how we communicate with each other.