κύρτωσις
From LSJ
καὶ κεραμεὺς κεραμεῖ κοτέει καὶ τέκτονι τέκτων, καὶ πτωχὸς πτωχῷ φθονέει καὶ ἀοιδὸς ἀοιδῷ → and potter is ill-disposed to potter, and carpenter to carpenter, and the beggar is envious of the beggar, the singer of the singer
English (LSJ)
εως, ἡ,
A bulging, of blood-vessels, Sor. 2.8. 2 convexity of the sea's surface, Theo Sm.p.122 H. 3 being humpbacked, Gal.18(1).494, Vett.Val.109.35; τοῦ σώματος Ptol.Tetr.151 (pl.). II κύρτωσις· τὸ μέσον τῆς ῥάχεως, EM774.12.
German (Pape)
[Seite 1538] ἡ, das Krümmen, Wölben, die Krümmung, Galen. u. a. Sp.