ἡ, block-and-tackle equipment, pulley or system of pulleys, roller of a windlass, and the like, IG1². 313.112, 314.123, 374.142, 2². 1666.91, 1672.205, al., 11 (2).161 A 98 (Delos, iii BC); the later spelling τροχιλία is found in codd. of Hp. Art. 43, Ar. Lys. 722 (where τροχιλείας is metrically prob.), Plb. 1.22.5, 8.4.5, Plu. 2.18c, Eum. 11, Gal. UP 7.14; the word is variously corrupted in Archipp. 33; the form τροχιλέα occurs in Arist. Mech. 851b19, Ath.Mech. 14.8, Suid. (citing Socr. ap. D.L. 2.36, where τροχιλία); τροχειλέα prob. in PLond. 3.1177.216 (ii AD); τροχαλία, Arist. Mech. 853a36, b2; τροχηλιά (oxyt.), Thphr. HP 4.3.5, Gal. UP 7.14 (as v.l.); τροχελλέα, POxy. 502.35 (ii AD); τροχιλλέα, BGU 1116.24 (i BC), Gloss. ; τροχαρέα, PLond. 1821.194; metaph, μετά τινος τροχιλίας with a certain ease or glibness, Ath. 13.587f (s.v.l.).