This object is made of a hard stone in the form of a perfect parallelopipedon with slightly rounded faces.    From Wordnik.com.  [Archeological Expedition to Arizona in 1895 Seventeenth Annual Report of the Bureau of American Ethnology to the Secretary of the Smithsonian Institution, 1895-1896, Government Printing Office, Washington, 1898, pages 519-744] Reference

The most peculiar feature of the mound was perhaps its apparently regular form -- a perfect parallelopipedon.    From Wordnik.com.  [The War Trail The Hunt of the Wild Horse] Reference

Each parallelopipedon of peat, cut to a depth of 10 feet, makes 144 sods, and this number can be cut in less than 10 minutes.    From Wordnik.com.  [Peat and its Uses as Fertilizer and Fuel] Reference

I could tell the solid contents of a cube, of a parallelopipedon, of a pyramid, of a globe (nearly), of a cylinder, and of a cone.    From Wordnik.com.  [The Boy Tar] Reference

This was caused by the peculiar construction of the piano-case, which resembled a great parallelopipedon, with one corner sawed off.    From Wordnik.com.  [The Boy Tar] Reference

On getting nearer to it, its character became somewhat altered; the square box-like form appeared less regular, and it was then perceived that the parallelopipedon was not perfect.    From Wordnik.com.  [The War Trail The Hunt of the Wild Horse] Reference

Though, as has been said, they are very hard; yet by the means of certain fissures they contain, they may easily be divided into small pieces, either of the parallelopipedon or rhomboidal form.    From Wordnik.com.  [A General collection of the best and most interesting voyages and travels in all parts of the world [microform] : many of which are now first translated into English : digested on a new plan] Reference

Firft then to find fuch parallelopipedon (P), that, with re - fpe£l: to the a6lion of fuch forces as are mentioned above, it may be affefted exa£lly in the fame manner as any other given, body (Q).    From Wordnik.com.  [Philosophical transactions] Reference

"venerable and amiable Coryphaeus of our evangelical party," he uses expressions that will lash the ordinary Catholic and Churchman of his audience harder than the fisherwoman was lashed in being called an isosceles and a parallelopipedon.    From Wordnik.com.  [Lippincott's Magazine of Popular Literature and Science Volume 12, No. 28, July, 1873] Reference