from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An Archimedes' screw.
from the GNU version of the Collaborative International Dictionary of English
- adj. an instrument, said to have been invented by Archimedes, for raising water, formed by winding a flexible tube round a cylinder in the form of a screw. When the screw is placed in an inclined position, and the lower end immersed in water, by causing the screw to revolve, the water is raised to the upper end.
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