Lewis & Short

Lugdūnum (orig. form LVGVDVNVM, v. Rhein. Mus. 1854, vol. 9, p. 445 sq.), i, n.,

  1. I. a city of Gaul, at the confluence of the Arar and Rhodanus, now Lyons, Plin. 4, 18, 32, § 107; Suet. Calig. 20; Tac. A. 3, 41; id. H. 2, 65; 4, 85.
    Hence,
  2. II. Lugdūnensis, e, adj., of or belonging to Lugdunum: colonia, Tac. H. 1, 51; 64; 65; Sen. Ep. 91, 2: clades, Tac. A. 16, 13: ara, an altar to Augustus, where Caligula inslituted a prize contest between the Greek and Latin rhetoricians, Juv. 1, 43; cf. Suet. Calig. 20: Gallia Lugdunensis, that part of Gaul in which Lugdunum was situated, also called Gallia Celtica, Plin. 4, 17, 31, § 105; 4, 18, 32, § 107; Tac. H. 1, 59; 2, 59.