Lewis & Short

Lŭtātĭus (Luctātĭus), a,

  1. I. the name of a Roman gens. So, Q. Lutatius Catulus, consul A. U. C. 652, Cic. Mur. 17, 36; id. Cael. 29, 70; a younger man of the same name, consul A. U. C. 676, id. Cat. 3, 10, 24; id. Balb. 15, 34.
    Hence,
  2. II. Lŭtātĭānus (Luct-), a, um, adj., of or belonging to a Lutatius, Lutatian: praedia, Dig. 33, 1, 12.