Archimedes' screw

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English[edit]

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An Archimedes' screw in water.
Animation showing how an Archimedes' screw functions. Alternatively, the cylindrical casing could be welded to and could rotate with the spiral screw.

Alternative forms[edit]

Noun[edit]

Archimedes' screw (plural Archimedes' screws)

  1. (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[edit]