re ‧ in ‧ vent /ˌriːɪnˈvent/ BrE AmE verb [transitive]
[ Word Family: noun : ↑ invention , ↑ inventiveness , ↑ inventor ; verb : ↑ invent , ↑ reinvent ; adverb : ↑ inventively ; adjective : ↑ inventive ]
1 . to make changes to an idea, method, system etc in order to improve it or make it more modern SYN reform :
plans to reinvent the American educational system
2 . reinvent yourself to do something differently from before, especially in order to improve or change the way people think of you:
Bowie has constantly reinvented himself during his long career.
3 . reinvent the wheel informal to waste time trying to find a way to do something when someone else has already discovered the best way to do it