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.

Sējānĭānus, a, um, and Sējānus, a, um; v. Sejus.

Sējus or Sēius, i, m.,

  1. I. a Roman name, Varr. R. R. 3, 2, 7; 3, 2, 11 sq.; Cic. Planc. 5, 12; id. Off. 2, 17, 58; Tac. A. 2, 20; 4, 1; 6, 7 al.
    Hence,
  2. II. Sējānus, a, um, adj., of or belonging to Sejus, Sejan: aedes, Varr. R. R. 3, 2, 7 fin.: pastiones, id. ib. 3, 2, 7, § 12: equus, the horse of a certain Cn. Sejus, that brought misfortune to him and to all subsequent possessors: hinc proverbium de hominibus calamitosis ortum dicique solitum: ille homo habet equum Sejanum, Gell. 3, 9, 6.
    1. B. Subst.: L. Aelius Sejanus, son of Sejus Strabo, the powerful praefectus praetorii of Tiberius, Tac. A. 4, 1 sq.; Tib. 55 sq.
      Hence, Sējānĭānus, a, um, adj., of or pertaining to L. Ælius Sejanus: satellites, Sen. Cons. ad Marc. 1, 2: Sejanianum jugum, id. ib. 1, 3.