diadema
From LSJ
κάμψαι διαύλου θάτερον κῶλον πάλιν → bend back along the second turn of the race, turning the bend and coming back for the second leg of the double run, run the homeward course, retrace one's steps
Latin > English (Lewis & Short)
dĭădēma: ătis, n. (diadēma, ae, f., Pompon. ap. Prisc. p. 679 P. [Com. v. 163 Rib.]; Ap. M. 10, p. 253, 10), = διάδημα,
I a royal head-dress, a diadem (for syn. cf.: infula, vitta, redimiculum), Cic. Phil. 2, 34, 85; 3, 5, 12; Quint. 9, 3, 61; Suet. Caes. 79; Hor. C. 2, 2, 21; Juv. 8, 259; Vulg. Apoc. 12, 3 al.
Latin > French (Gaffiot 2016)
dĭădēma,¹¹ ătis (gén. pl. um et ōrum d’après Char. 42, 32 ), n. (διάδημα), diadème, bandeau royal : Cic. Phil. 2, 85