American Heritage® Dictionary of the English Language, Fourth Edition
- n. A polyhedron, such as a cube, that has six faces.
Century Dictionary and Cyclopedia
- n. A solid body having six faces; especially, the regular hexahedron or cube. Also hexaëdron.
- n. geometry A polyhedron with six faces; the regular hexahedron is more commonly called the cube and is one of the Platonic solids.
GNU Webster's 1913
- n. (Geom.) A solid body of six sides or faces.
- n. any polyhedron having six plane faces
- hexa- + -hedron (Wiktionary)
- Greek hexaedron, from neuter of hexaedros, having six sides : hexa-, hexa- + -edros, sided; see -hedron. (American Heritage® Dictionary of the English Language, Fourth Edition)
“Plato, the dialectician, condescended to allow to God the liberty of making five worlds; because, said he, there are five regular solids in geometry, the tetrahedron, the cube, the hexahedron, the dodecahedron, and the icosahedron.”
“After several years of moving my belongings in and out of storage, I can see the appeal of this portable, hexahedron lifestyle.”
“To optimize the mentioned facilities a beverage bottle (or packaging in general) should be a rectangular cuboid (six rectangular faces), also called a rectangular hexahedron, or rectangular parallelepiped.”
“The mesher delivers a perfect form of the forming part, based on high-precision hexahedron technology with a minimum of elements.”
“(lead = ` plumb '), i.e. perpendicular bisector; zesvlak ` six-plane,' i.e. hexahedron.”
These user-created lists contain the word ‘hexahedron’.
This class consists of the five Platonic solids, (the only regular convex polyhedra), and the four Kepler-Poinsot (regular starry) polyhedra.
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