Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

Cĕvenna (also Cĕbenna and Gĕ-benna), ae, f., a mountain in Gallia, now Cevennes, Caes. B. G. 7, 8; 7, 56; Luc. 1, 434.
The same: Cebennici or Gebennici montes, Mel. 2, 5, 1; 2, 5, 6.

Gĕbenna or Cĕbenna or Cĕven-na, ae, f.,

  1. I. a chain of mountains in Gaul, the Cevennes, Caes. B. G. 7, 8; 56; Plin. 3, 4, 5, § 31; 4, 16, 31, § 105; Suet. Caes. 25.
    In plur.: Gĕbennae, Mel. 2, 5, 6; Luc. 1, 435.
  2. II. Deriv.: Gĕbennĭcus (Cĕb- or Cĕv-), a, um, adj., of or belonging to the Cevennes: montes, Mel. 2, 5, 1.