Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A thermionic tube having four electrodes.
- ‘These tetrodes only have connections for four electrodes, but they include a pair of ‘beam forming plates’ that direct the electron flows.’
- ‘Power tetrodes are also sometimes used in amateur radio and industrial applications.’
- ‘The next generation of Thomson tetrodes will make it possible to reach the same levels of power at these frequencies in CW (continuous wave) operation, with an even higher efficiency’
- ‘The three-pole array therefore acts as the feedback element stabilizing the operating point of the tetrode.’
- ‘He was the one I was working with and I asked him if he could maybe build some tetrodes for us to experiment with.’
Early 20th century: from tetra- ‘four’ + Greek hodos ‘way’.
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.