Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A solid or surface having plane sections that are hyperbolas, ellipses, or circles.
- ‘In the vicinity of point M, we assume that the surface of the hyperboloid is a plane.’
- ‘In 1826 he generalised his theorem to a hyperboloid of revolution, rather than a cone.’
- ‘To calculate atomic volumes, the Voronoi cell procedure using hyperboloid interfaces between atoms was applied.’
- ‘Out of this work came another of Wren's important mathematical results, namely that the hyperboloid of revolution is a ruled surface.’
- ‘To compare this funny word with something more familiar, a hyperboloid is a two-dimensional pseudosphere.’
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.