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Archĭmēdes, is (gen. Archimedi, Cic. Rep. 1, 14, 21; 1, 14, 22; cf. Schneid. Gr. II. 163 sq.; Rudd. I. p. 58, n. 71; Neue, Formenl. I. p. 333; acc. Archimeden, Cic. Verr. 4, 58, 131; Liv. 25, 31, 9: Archimedem, Cic. Tusc. 5, 23, 64; Neue, Formenl. I. p. 309 sq.), m., = Ἀρχιμήδης, a celebrated mathematician of Syracuse, who, with his burning-glasses, set fire to the ships of the Roman besiegers of his native city, Liv. 24, 34; Cic. Tusc. 1, 25, 63; id. Fin. 5, 19, 50; his monument, before unknown, was discovered by Cicero, id. Tusc. 5, 23.
Hence, Archĭmēdēus or -īus, a, um, adj., Archimedian: manus, Mart. Cap. 6, p. 191: loculus, Marc. Vict. p. 2547 P.