duplication
noun /ˌdjuːplɪˈkeɪʃn/
/ˌduːplɪˈkeɪʃn/
[uncountable, countable]- the act or process of making an exact copy of something
- a studio equipped with the latest duplication equipment
- the act or process of doing something again, especially when it is unnecessary
- a wasteful duplication of effort