Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A hypocycloid with four cusps (like a square with concave sides)
- ‘The caustic of the tricuspoid, where the rays are parallel and in any direction, is an astroid.’
- ‘The cycloidal curves, including the astroid, were discovered by Roemer (1674) in his search for the best form for gear teeth.’
- ‘The astroid is a famous curve that arises in an interesting way.’
- ‘The astroid was first discussed by Johann Bernoulli in 1691-92.’
- ‘An astroid is a specialized case of the general hypocycloid family of curves.’
Are you looking for a word for a foolish person? We explore twelve interesting words to describe the dunderheads in your life.
Before you run for the hills, let’s run through a list of ‘run’ expressions that are running through our minds.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.