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Definition of duplication noun from the Oxford Advanced Learner's Dictionary

duplication

noun
 
/ˌdjuːplɪˈkeɪʃn/
 
/ˌduːplɪˈkeɪʃn/
[uncountable, countable]
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  1. the act or process of making an exact copy of something
    • a studio equipped with the latest duplication equipment
  2. the act or process of doing something again, especially when it is unnecessary
    • a wasteful duplication of effort
See duplication in the Oxford Learner's Dictionary of Academic English
ancient
adjective
 
 
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Oxford 3000
A2
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