1570, in the meaning defined above
Greek parallēlepipedon, from parallēlos + epipedon plane surface, from neuter of epipedos flat, from epi- epi- + pedon ground; akin to Latin ped-, pes foot — more at foot
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Cite this Entry
“Parallelepiped.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/parallelepiped. Accessed 4 Aug. 2021.
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