ARCHIMEDEAN
Ar`chi*me*de"an, a. Etym: [L. Archimedeus.]
Definition: Of or pertaining to Archimedes, a celebrated Greek philosopher;
constructed on the principle of Archimedes' screw; as, Archimedean
drill, propeller, etc. Archimedean screw, or Archimedes' screw, 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. Francis.
Source: Webster’s Unabridged Dictionary 1913 Edition