σῶστρα · sōstra — LSJ
reward for saving oneʼs life, thank-offering for deliverance from a danger
reward for saving oneʼs life, thank-offering for deliverance from a danger, σῶστρα τοῦ παιδὸς θύειν [θεοῖς] Hdt. 1.118, cf. AP 9.378.7 (Pall.); σ. ὀφείλειν τισί Luc. Salt. 8; ἐκτίνειν τισί Id. DMar. 14.1.
2 reward for bringing back
reward for bringing back lost cattle or runaway slaves, σ. παρέχειν Hdt. 4.9; σῶστρα τούτου ἀνακηρύσσειν X. Mem. 2.10.2; σῶστρα δὲ μὴ ἐξεῖμ[εν ἐσπρᾶξαι] Foed.Delph.Pell. 2 A 25.
3 physicianʼs fee, thank-offering
physicianʼs fee, Poll. 6.186; thank-offering to Asclepios, IG 14.967a1, b 1 (Rome), 42(1).483 (Epid.).--The sg. only in App. BC 4.62.