Archimedes' screw
Ar·chi·me·des' screw
noun \ˌär-kə-ˈmē-dēz-\Definition of ARCHIMEDES' SCREW
: a device made of a tube bent spirally around an axis or of a broad-threaded screw encased by a cylinder and used to raise water
Illustration of ARCHIMEDES' SCREW
Origin of ARCHIMEDES' SCREW
Archimedes
First Known Use: 1728
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