Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
The trigonometric function that is equal to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
- ‘I can remember roughly how to differentiate a standard xy formula but sines, cosines and tangents are a mystery.’
- ‘The optical path difference is directly proportional to the cosine of the angle of refraction through the coating.’
- ‘If the two angles are the same we get the sines and cosines of double the angle.’
- ‘Similar questions are investigated for the sine transforms rather than the cosine transforms.’
- ‘In fact, it corresponds to the graph of a function called the hyperbolic cosine.’
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.