Develop/dɪˈveləp/ Definition 1 of 5Pro Tip 1/3Abstract Concepts Used when referring to ideas or qualities rather than physical objects. She helped to develop the theory behind the technology. Pro Tip 2/3Personal Growth Can describe the process of improving skills or character. He plans to develop his leadership skills through volunteer work. Pro Tip 3/3Emotional Nuance Sometimes implies a slow and natural progression. Their friendship took years to develop.