πειραστικός
From LSJ
τὸ βέλτερον κακοῦ καὶ τὸ δίμοιρον αἰνῶ, καὶ δίκᾳ δίκας ἕπεσθαι, ξὺν εὐχαῖς ἐμαῖς, λυτηρίοις μηχαναῖς θεοῦ πάρα → I approve the better kind of evil, the two-thirds kind, and that, in accordance with my prayers, through contrivances bringing salvation at the god’s hand
English (LSJ)
ή, όν,
A fitted for trying or testing, tentative, ἔστι δ' ἡ διαλεκτικὴ π. περὶ ὧν ἡ φιλοσοφία γνωριστική Arist. Metaph. 1004b25 ; ἡ -κή (sc. τέχνη, ἐπιστήμη) as a branch of dialectic, Id.SE169b25 ; π. λόγοι ib. 165a39, cf. Gal. 17(2).350 ; οἱ π. διάλογοι of Plato, as the Euthyphro, Theaetetus, Meno, Ion, Thrasyll. ap. D.L.3.58 sq. Adv. -κῶς Ascl. in Metaph. 246.9.
German (Pape)
[Seite 545] zum Versuchen oder Probiren gehörig, Arist. elench. soph. 8, 11 u. A.