ἐμπειρ-ικός · empeir-ikos — LSJ
experienced, ἁλιεῖς Arist. HA 532b20. Adv. -κῶς, ἔχειν τινός Id. GA 742a17, cf. Alex. 243, etc.
οἱ ἐμπειρικοί the Empiric school of physicians, Cels. 1Praef., Gal. Sect.Intr. 1, al., S.E. M. 8.327, al.; ἡ -κή their doctrine, = Lat. empirice, Plin. HN 29.5; in full, ἐ. αἵρεσις Gal. l.c.; so ἐ. ἱστορία Phld. Rh. 1.93S. Adv. -κῶς empirically, ἰατρεύειν S.E. M. 8.204, cf. Gal. 15.8.