Definify.com
Webster 1913 Edition
Parallelopiped
Parˊal-lelˊo-pi′ped
(părˊal-lĕlˊō̍-pī′pĕd)
, Noun.
[Gr.
παράλληλοσ
parallel + ἐπίπεδον
a plane surface, ἐπίπεδοσ
on the ground, or level with it, level, flat; ἐπί
on + πέδον
the ground: cf. F. parallélopipède
.] (Geom.)
A solid, the faces of which are six parallelograms, the opposite pairs being parallel, and equal to each other; a prism whose base is a parallelogram.
Syn. – parallelepiped, parallelepipedon, parallelopipedon.
Webster 1828 Edition
Parallelopiped
PARALLELOPIP'ED
,Noun.
In geometry, a regular solid comprehended under six parallelograms,the opposite ones of which are similar, parallel and equal to each other, or it is a prism whose base is a parallelogram. It is always triple to a pyramid of the same base and highth. Or a parallelopiped is a solid figure bounded by six faces, parallel to each other two and two.