τεχνιτεία
From LSJ
ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
English (LSJ)
ἡ,
A artifice, Epicur.Ep.2p.40U., Hippoloch. ap. Ath.4.130a, S.E.M.5.86.