parallelepiped parallelable • parallelepipedal · · · Info · Definitions · Synonyms · Characters · · parallelepiped · · Text Latin · · Script 14 · · Length Definitions · · · (noun) a prism whose bases are parallelograms. Synonyms: parallelopiped, parallelepipedon, parallelopipedon. · · Noun Definition 1 Synonyms · · · parallelopiped · · Synonym 1 parallelepipedon · · Synonym 2 parallelopipedon · · Synonym 3 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C p latin small letter p U+0070 r latin small letter r U+0072