Euclīdes

I. a Greek proper name, Euclid.

I. A philosopher of Megara, a disciple of Socrates and founder of the Megaric sect, Cic. Ac. 2, 42, 129; Gell. 6, 10, 10; Sid. Carm. 2, 176.—

II. A mathematician in Alexandria under Ptolemy Philadelphus, Cic. de Or. 3, 33, 132.