IPA: /ˈdjuːplɪkətɪv/
KK: /ˈduːplɪkətɪv/
Relating to something that is a copy or reproduction of another thing.
The report contained duplicative information that was already included in the previous document.
Duplicative → It is formed from "duplicare" (meaning to double) and the suffix "-ive" (meaning having the nature of). The word "duplicative" refers to something that has the nature of being double or repeated.
Think of something that is 'doubled' ('duplicare') — that's why duplicative means having the nature of being double or repeated.