What is another word for parallelepipedon?
Pronunciation: [pˈaɹəlˌɛlɪpˌa͡ɪpdən] (IPA) 
Parallelepipedon is a geometric solid having six parallelogram faces. It's a bit of a mouthful to pronounce and not a term you'll hear very often. Thankfully, there are synonyms that can be used interchangeably with this term. One of the synonyms for parallelepipedon is rectangular prism, which is a 3-dimensional figure with six rectangular faces. Another synonym is cuboid, which is a solid shape with equal dimensions on all three sides. A third synonym is box, which is a simple and versatile term used to describe any 3-dimensional figure with six faces. Other similar terms you may hear are rectangular box, rectangular parallel piped, or rectangular block.
