A solid figure with six plane faces.
- ‘The proposition can now be stated in terms of hexahedra as follows: if seven of the eight vertices of a hexahedron lie on a sphere, then so does the eighth.’
- ‘A hexahedron is a solid with 6 faces each composed of (in a regular hexahedron) squares.’
- ‘The regular hexahedron is part of the family of 5 platonic solids, which are the most regular polyhedra.’
- ‘Meshes comprised of hexahedrons are easier to visualize than meshes comprised of tetrahedrons.’
- ‘It is commonly called a cube but is formally known as a hexahedron.’
- ‘To build an origami hexahedron you will need three of these shapes with three different colors.’
Late 16th century: from Greek hexaedron, neuter (used as a noun) of hexaedros ‘six-faced’.
We take a look at several popular, though confusing, punctuation marks.