— parallelepipedic /par'euh lel'euh pip"i dik/ , parallelepipedonal, parallelepipedous , adj.
/par'euh lel'euh puy"pid, -pip"id/ , n.
a prism with six faces, all parallelograms.
Also, parallelepipedon /par'euh lel'euh pip"i don', -deuhn/ , parallelopiped .
[ 1560-70; parallelepípedon body with parallel surfaces, equiv. to parállel ( os ) PARALLEL + epípedon plane, n. use of neut. of epípedos flat, equiv. to epi- EPI- + pédon ground ]