A device invented by Archimedes for raising water by means of a spiral within a tube.
- ‘Interested in machines of many different types, Guidobaldo wrote on the Archimedean screw to raise water.’
- ‘There is no evidence whatsoever that Archimedes invented the Archimedean screw.’
- ‘The corresponding cylinder analyzed would be the solid body from which the Archimedean screw was carved out.’
We take a look at several popular, though confusing, punctuation marks.