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parallelepiped

[par-uh-lel-uh-pahy-pid, -pip-id] /ˌpær əˌlɛl əˈpaɪ pɪd, -ˈpɪp ɪd/
noun
1.
a prism with six faces, all parallelograms.
Also, parallelepipedon
[par-uh-lel-uh-pip-i-don, -duh n] /ˌpær əˌlɛl əˈpɪp ɪˌdɒn, -dən/ (Show IPA),
parallelopiped.
Origin
1560-1570
1560-70; < Greek parallēlepípedon body with parallel surfaces, equivalent to parállēl(os) parallel + epípedon plane, noun use of neuter of epípedos flat, equivalent to epi- epi- + pédon ground
Related forms
parallelepipedic
[par-uh-lel-uh-pip-i-dik] /ˌpær əˌlɛl əˈpɪp ɪ dɪk/ (Show IPA),
parallelepipedonal, parallelepipedous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for parallelepipedonal

parallelepiped

/ˌpærəˌlɛləˈpaɪpɛd/
noun
1.
a geometric solid whose six faces are parallelograms
Word Origin
C16: from Greek parallēlepipedon; from parallēlosparallel + epipedon plane surface, from epi- + pedon ground
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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parallelepipedonal in Science
parallelepiped
  (pār'ə-lěl'ə-pī'pĭd, -pĭp'ĭd)   
A polyhedron with six faces, each a parallelogram and each being parallel to the opposite face.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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