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 opposite a given angle (in a right-angled triangle) to the hypotenuse.
- ‘If you use the distance along the ground, you have to find the vertical component by multiplying by the sine of the angle of the hill in both the distance and acceleration terms.’
- ‘A mathematical function, like sine or logarithm, gives the same answer to a particular question each time you ask it.’
- ‘I can remember roughly how to differentiate a standard xy formula but sines, cosines and tangents are a mystery.’
- ‘This same table was reproduced in the work of Brahmagupta and detailed method for constructing a table of sines for any angle were give by Bhaskara in 1150.’
- ‘It presents a one-point iterative technique for calculating the sine of a given angle.’
Late 16th century: from Latin sinus ‘curve’, used in medieval Latin as a translation of Arabic jayb ‘pocket, sine’.
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.