1613, in the meaning defined at sense 1
French décuple, from Middle French, from Late Latin decuplus, from Latin decem ten + -uplus (as in quadruplus quadruple)
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“Decuple.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decuple. Accessed 3 Mar. 2021.
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