Lewis & Short

tortĭlis, e, adj. [torqueo], twisted, twined, winding (poet. and in post-Aug. prose; syn. sinuosus): aurum, i. e. a golden chain, Verg. A. 7, 351: bucina, Ov. M. 1, 336: ansa, id. H. 16, 252: piscis, crooked, id. M. 13, 915: nervi, Luc. 6, 198: pampinus, Plin. 9, 51, 74, § 163.