Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A device that reflects light back along the incident path, irrespective of the angle of incidence.
- ‘The corner-cube retroreflectors can be molded in the mouse, or micro-corner-cube retroreflective sheeting can be die cut and attached.’
- ‘Ringed by footprints, sitting in the moondust, lies a 2-foot wide panel studded with 100 mirrors pointing at Earth: the ‘lunar laser ranging retroreflector array.’’
- ‘After collimation, the central part of the measurement beam travels to the target retroreflector through an annular mirror that returns the outer annulus of the beam, which acts as the reference.’
- ‘During the 4 ½ hour spacewalk, ISS commander Gennady Padalka and ISS Flight Engineer Mike Fincke removed old laser retroreflectors and installed new ones together with a videometer target assembly.’
- ‘Taking advantage of the fact that license plates are retroreflectors, Coulter applied quarter-wave plates designed for 820-nm operation to the license-plate surface.’
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.