Archimedes' screw
English
![](http://upload.wikimedia.org/wikipedia/commons/thumb/2/22/Archimedes-screw_one-screw-threads_with-ball_3D-view_animated_small.gif/220px-Archimedes-screw_one-screw-threads_with-ball_3D-view_animated_small.gif)
Alternative forms
Noun
Archimedes' screw (plural Archimedes' screws)
- (engineering) A screwlike device invented by Greek mathematician Archimedes, ca. 200 B.C.E., which when twisted inside a cylinder, raises water from a lower level to a higher level, allowing irrigation of fields.
Translations
A screwlike device that raises water
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