Symplēgădes, um, f., = Συμπληγάδες (that strike together).
I Two rocky islands in the Euxine that , according to the fable , floated about dashing against and rebounding from each other , until at length they became fixed on the passage of the Argo between them , Mel. 2, 7, 11; Plin. 4, 13, 27, § 92; 6, 12, 13, § 32; Ov. M. 15, 338; Hyg. Fab. 19.—In sing. Symplegas, Val. Fl. 4, 221; Luc. 2, 718; gen. Symplegados, Val. Fl. 5, 300; acc. Symplegada, Claud. in Eutr. 2, 30.—
II Transf.: symplēgas , ădis, f.; as an appellative, a joining together , cohesion : praebente algam densi symplegade limi, Rutil. Itin. 1, 461.—Of the buttocks, Mart. 11, 99, 5; Aus. Epigr. 108, 8.