Archimedes

·noun An extinct genus of Bryzoa characteristic of the subcarboniferous rocks. Its form is that of a screw.

Archimedes
Archĭmēdes, is (gen. Archimedi, Cic. Rep. 1, 14, 21; 1, 14, 22; cf. Schneid. Gr. II. 163 sq.; Rudd. ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.