Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A solid figure with many plane faces, typically more than six.
- ‘Plato believed that atoms have the shapes of regular polyhedra: cubes, tetrahedrons, octahedrons, and so on.’
- ‘Kepler connected the planetary orbits with the five regular polyhedra, or Platonic solids.’
- ‘For example, fair dice don't have to be in the shape of regular polyhedra, such as cubes, icosahedra, and so on.’
- ‘The icosahedron is one of only five regular convex polyhedrons, the symmetric ‘Platonic solids’ that fascinated the ancient Greeks (the cube is another).’
- ‘He submitted his first paper on this topic then, encouraged by Legendre and Malus, he submitted a further paper on polygons and polyhedra in 1812.’
Late 16th century: from Greek poluedron, neuter (used as a noun) of poluedros ‘many-sided’.
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.